{"title":"Audio \u0026 Amplifiers","description":"","products":[{"product_id":"mh-m18-wireless-bluetooth-audio-receiver-board-module-blt-4-2-mp3-lossless-decode","title":"MH-M18 Wireless Bluetooth Audio Receiver Board Module BLT 4.2 mp3 lossless decode","description":"\u003cp\u003e\u003cstrong\u003eMH-M18 Wireless Bluetooth Audio Receiver Board\u003c\/strong\u003e is a low power design solution, which supports the latest Bluetooth 4.2 transmission. Convert your old speakers into a Bluetooth-equipped speaker with the help of this module. With a maximum range of 20 meters.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eApplications:-\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eConversion of old speakers into Bluetooth speaker\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDIY Bluetooth speakers\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eFeatures:-\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eSupports WAV\/WMA\/FLAC\/APE\/MP3 lossless decoding, stereo two-channel output\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eSupports Bluetooth Protocol: HFP V1.7, A2DP V1.2, AVRCP V1.5, AVCTP V1.2, AVDTP V1.2\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eMaximum Transmission Distance of 20 meters\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eCan be powered via lithium battery\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003ePackage Includes:-\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003cp\u003e1 x MH-M18 Wireless Bluetooth Audio Receiver Board Module BLT 4.2 MP3 Lossless Decode\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eSpecifications:-\u003c\/strong\u003e\u003c\/h3\u003e\u003ctable class=\"border-collapse border border-gray-300\" style=\"min-width: 50px;\"\u003e\n\u003ccolgroup\u003e\n\u003ccol style=\"min-width: 25px;\"\u003e\n\u003ccol style=\"min-width: 25px;\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003eMH-M18\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e\u003cstrong\u003eBluetooth Version\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003eBluetooth 4.2\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e\u003cstrong\u003eOperating Voltage (VDC)\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e3.7 ~ 5\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e\u003cstrong\u003eMax. Operating Current (mA)\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e20\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e\u003cstrong\u003eTransmission Distance\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e20 meters\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e\u003cstrong\u003eOperating Temperature (°C)\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e-40 to 85\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e\u003cstrong\u003eSensitivity\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e-87 dBm\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e\u003cstrong\u003eLength (mm)\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e23\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e\u003cstrong\u003eWidth (mm)\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e11\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e\u003cstrong\u003eHeight (mm)\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e2\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e\u003cstrong\u003eWeight (gm)\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e1\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62389244494195,"sku":"R0272","price":177.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/mh-m18-wireless-bluetooth-audio-receiver-board-module-blt-42-mp3-lossless-decode-800x800.jpg?v=1766373653"},{"product_id":"electromagnetic-buzzer-12v-pcb-mount","title":"Electromagnetic Buzzer - 12V - PCB Mount","description":"\u003cp\u003eThis is a general purpose piezo buzzer. It can easily soldered onto a prototype board. \u003c\/p\u003e\u003cp\u003eThis Small PCB Mountable 12V Active Buzzer. It is great to add Audio Alert to your electronic designs. It operates on 12V supply, uses a coil element to generate an audible tone.\u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62389261762931,"sku":"R0426","price":26.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/electromagnetic-buzzer-12v-pcb-mount-800x800.jpg?v=1766373813"},{"product_id":"mp3-bluetooth-4-1-decoder-board","title":"XY-BT Bluetooth 4.1 MP3 Decoder Module -  HW770 Mini Bluetooth Receiver","description":"\u003cp\u003eThe HW-770 Bluetooth 4.1 MP3 Decoder Module packs a lot of features into a small package. Supporting Bluetooth 4.1 connectivity, you'll get superior sound quality and lower latency, perfect for audio applications. With its 24-bit audio resolution and MP3 decoding, you get crystal-clear audio streaming.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62389314978163,"sku":"R0255","price":121.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/HW-770-Bluetooth-4.1-MP3-Decoder-Module.jpg?v=1770981417"},{"product_id":"ads1115-16-bit-i2c-adc-4-channel-programmable-gain-amplifier-module","title":"ADS1115 16-Bit I2C ADC 4-Channel Programmable Gain Amplifier Module","description":"\u003cp\u003eThe ADS1115 is a 16-bit ADC with 4 channels and a programmable gain amplifier. It's ideal for microcontrollers lacking an analog-to-digital converter or when higher precision is required. Offering 16-bit resolution at 860 samples per second via I2C, this chip can be set up for either 4 single-ended input channels or 2 differential channels. It also features a programmable gain amplifier with up to x16 amplification to enhance smaller signals.\u003c\/p\u003e\u003cp\u003eWe appreciate this ADC for its versatility, operating from 2V to 5V power\/logic, and its ease of use. The chip is compact and mounted on a breakout board with ferrites to minimize noise on AVDD and AGND. It interfaces through I2C, and its address can be set to one of four options, allowing up to 4 ADS1115 chips on a single 2-wire I2C bus for up to 16 single-ended inputs.\u003c\/p\u003e\u003cp\u003eFor quick setup, we offer example code for both Raspberry Pi (in our Adafruit Pi Python library) and Arduino (in our ADS1X15 Arduino library repository). Simply connect GND to ground, VDD to your logic power supply, and SCL\/SDA to your microcontroller’s I2C port, then run the example code to begin reading data.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures of ADS1115 16-Bit I2C ADC 4-Channel Programmable Gain Amplifier Module:-\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eWIDE SUPPLY RANGE: 2.0V to 5.5V\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ePROGRAMMABLE DATA RATE: 8SPS to 860SPS\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eIt has an Internal low-drift voltage reference\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eInternal Oscillator.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eInternal PGA.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eI2C INTERFACE : Pin-Selectable Addresses.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eFour single ends Or Two differential inputs.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eProgrammable Comparator.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eThis board\/chip uses I2C 7-bit addresses between 0x48-0x4B, selectable with jumpers\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eLOW CURRENT CONSUMPTION: Continuous Mode: Only 150µA Single-Shot Mode: Auto Shut-Down\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62389422719347,"sku":"R0582","price":331.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/ads1115-16-bit-adc-module-800x800.jpg?v=1766374241"},{"product_id":"tda2030a-audio-power-amplifier-module","title":"Power Supply TDA2030 Audio Amplifier Board Module TDA2030A 6-12V Single","description":"\u003cp\u003eWant to increase the audio output capability of your project? Well then this is the perfect module for you. This module is based on famous TDA2030 Audio Amplifier Module which is capable of 18 watt power output with very low harmonic distortion.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecification of TDA2030 Audio Amplifier Module:-\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eOn board TDA2030A Audio amplifier Board\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eMono channel 18W Power amplifier circuit design\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eOn board horn socket\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eOn board 10 k adjustable resistance, can adjust the volume of the amplification\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eOn board power indicator light\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eChip has lead to the main pin, can directly input audio signal\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eWorking voltage:6-12V\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ePCB size:32(mm)x24(mm)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62389422752115,"sku":"R0088","price":80.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/tda2030a-audio-power-amplifier-module-800x800.jpg?v=1766374242"},{"product_id":"max9814-high-performance-microphone-agc-amplifier-module-cma-4544pf-w","title":"MAX9814 High Performance Microphone AGC Amplifier Module CMA- 4544PF-W","description":"\u003cp\u003eThe MAX9814 High-Performance Microphone AGC Amplifier, model CMA-4544PF-W, is a cutting-edge audio solution designed for capturing and amplifying sound with exceptional clarity. It features an Automatic Gain Control (AGC) system that automatically adjusts the amplification level to handle varying audio input levels, ensuring consistent and high-quality output. This compact module incorporates the MAX9814 amplifier chip, renowned for its precision and reliability. Its user-friendly design makes it ideal for a wide range of applications, from voice recording to audio surveillance. The CMA-4544PF-W provides a reliable, compact, and efficient way to integrate superior audio performance into electronic projects and devices.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eAutomatic Gain Control (AGC)\u003c\/li\u003e\n\u003cli\u003eProgrammable action time\u003c\/li\u003e\n\u003cli\u003eProgrammable action and release time ratio\u003c\/li\u003e\n\u003cli\u003eLow-power shutdown mode\u003c\/li\u003e\n\u003cli\u003eBuilt-in 2 Volt low noise microphone bias\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eSupply Voltage: 2.7v-5.5v @ 3mA current\u003c\/li\u003e\n\u003cli\u003eOutput: 2Vpp on 1.25V bias\u003c\/li\u003e\n\u003cli\u003eFrequency Response: 20Hz 20 KHz\u003c\/li\u003e\n\u003cli\u003eProgrammable Attack and Release Ratio\u003c\/li\u003e\n\u003cli\u003eAutomatic gain, selectable max from 40dB, 50dB, or 60dB\u003c\/li\u003e\n\u003cli\u003eLow Input-Referred Noise Density of 30nV\/\u003c\/li\u003e\n\u003cli\u003eLow THD: 0.04% (typical)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e     1 x MAX9814 High-Performance Microphone AGC Amplifier Module CMA- 4544PF-W\u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62389456241011,"sku":"R0285","price":285.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/max9814-high-performance-microphone-agc-amplifier-module-cma-4544pf-w-800x800.jpg?v=1766374278"},{"product_id":"pam8403-mini-5v-digital-audio-amplifier-board-with-switch-potentiometer","title":"PAM8403 Mini 5V Audio Amplifier Board with Switch Potentiometer","description":"\u003cp\u003eThis is a PAM8403 Mini 5V Digital Amplifier Board with a Switch Potentiometer. The PAM8403 is a compact digital amplifier chip known for its high-definition sound quality, showcasing the benefits of digital audio technology. The circuit is designed with an optimized peripheral configuration, and the power supply filtering has been upgraded to a 470µF capacitor (some sellers use smaller capacitors, even less than 100µF).\u003c\/p\u003e\u003cp\u003eThe board is made from 1.6mm glass fiber, ensuring durability, and delivers a high-fidelity output of 3W + 3W, making it an excellent choice for audio enthusiasts. The potentiometer includes an integrated power switch, allowing you to turn off the power by rotating it counterclockwise.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:-\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003ePCB size is about: length 30mm width 22mm overall height after installed is about 16mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eBuilt with switch Potentiometer, can adjust the volume \u0026amp; control power switch freely!\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eFlexible assembly usage.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62389508735347,"sku":"R0205","price":53.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/61O177YswDL._SL1500.jpg?v=1777292060"},{"product_id":"hx711-load-cell-amplifier-a-d-pressure-sensor-module","title":"HX711 Load Cell Amplifier A\/D  Pressure Sensor Module","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eHX711 module is a Load Cell Amplifier breakout board for the HX711 IC that allows you to easily read load cells to measure weight. This module uses 24 high precision A\/D converter chip HX711. It is a specially designed for the high precision electronic scale design, with two analog input channel, the internal integration of 128 times the programmable gain amplifier. The input circuit can be configured to provide a bridge type pressure bridge (such as pressure, weighing sensor mode), is of high precision, low cost is an ideal sampling front-end module. \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eNo need of any amplifiers or dual power supply just use this board and you can easily interface it to any micro-controller to measure weight. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe HX711 uses a two wire interface (Clock and Data) for communication. Compared with other chips, HX711 has added advantages such as high integration, fast response, immunity, and other features improving the total performance and reliability. Finally it's one among the best choices for electronic enthusiasts. The chip lowers the cost of the electronic scale,at the same time,improving performance and reliability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eSpecifications:-\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eDifferential input voltage: ±40mV (Full-scale differential input voltage is ± 40mV)\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eData accuracy: 24 bit (24 bit A \/ D converter chip.)\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eRefresh frequency: 10\/80 Hz\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eOperating Voltage: 2.7V to 5VDC\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eOperating current: \u0026lt;10 mA\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSize: 24x16mm \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62389508768115,"sku":"R0350","price":100.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/61ELaT_zWGL._SL1001.jpg?v=1766374408"},{"product_id":"isd1820-voice-recording-recorder-module-with-mic-sound-audio-loudspeaker","title":"ISD1820 Voice Recording Recorder Module With Mic Sound Audio Loudspeaker","description":"\u003cp\u003eThis is ISD1820 Recording Module Voice Board With On Board Mic and Loud Speaker. The ISD1820 Recording Module Voice Board is the real easy way to add Voice Recording (and Playback) to your project. The Module can be operated directly by using the 3 Push-Buttons or with every microcontroller (ex. Arduino).\u003c\/p\u003e\u003cp\u003eA microphone is implemented directly on the board, and you can connect any 8 Ohm Speaker. Your recordings are saved even without power due to the non-volatile storage on the ISD1820.\u003c\/p\u003e\u003cp\u003eThis module uses the ISD1820 voice record and playback IC to record a single voice message of up to 10 seconds in length. The recorded message is stored in its specialized analog flash memory that will keep the message stored even when power is removed.\u003c\/p\u003e\u003cp\u003eThe module includes an electret microphone to record your message and push buttons to allow for the record, partial playback, or full playback of the message. Header pins allow for easy interface to a microcontroller and playback can be controlled with just one digital pin.\u003c\/p\u003e\u003cp\u003eThe package includes an 8 Ohm 0.5W speaker and cable which can be connected directly to the modules speaker output.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecification and Features of ISD1820 Voice Recording Module :-\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eThe main chip: ISD1820.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDimensions : 43 x 34 x 11 (LxWxH) mm.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eThe working voltage: DC 3V-5V.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eLoudspeaker: 8 Ohm, 0.5W.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eAn easy to use 10 seconds of voice recording.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eHigh-quality, natural voice restored.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eCan be used as propaganda module.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eWith looping, jog playback, single-pass play function.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eAvailable single-chip control.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eThis module can directly drive a small speaker 8 ohm 0.5W.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ePower supply : 3-5V, which can be accessed pin power.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eAudio recording control mode: the key to control or microcontroller, IO has drawn the line of control.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eButtons control audio recording method of operation :-\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eREC button: record button, you can press and hold the recording, release the button to stop recording;\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eRLAYE key: trigger mode playback, press will play this whole speech;\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ePLAYL key: jog mode playback, press and hold until playback, release to stop playback;\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eRPL Jumper: loop mode control, loop playback;\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eFT Jumper: direct control, microphone voice through the speaker can playback.\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePackage Includes :-\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e1 x ISD1820 Recording Module Voice Board With On Board Mic\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e1 x Speaker\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62389538881907,"sku":"R0336","price":222.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/isd1820-voice-recording-playback-module-800x800.jpg?v=1766374603"},{"product_id":"buy-sound-sensor-module-online-in-india-robocraze","title":"Sound sensor module","description":"\u003cp\u003eSound Detection Sensor Module for Intelligent Vehicle Arduino Compatible\u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62501656592755,"sku":"R0107","price":48.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/microphone-sound-sensor-module.jpg?v=1769861306"},{"product_id":"mh-m28-wireless-bluetooth-4-2-mp3-decoder-audio-receiver-board-module","title":"MH-M28 Wireless Bluetooth 4.2 MP3 Decoder Audio Receiver Board Module","description":"\u003cp\u003eThe \u003cstrong\u003eMH-M28 Bluetooth Audio Receiver Module\u003c\/strong\u003e is an efficient and compact solution for integrating wireless audio functionality into your projects. Equipped with Bluetooth 4.2 technology, it delivers reliable and high-fidelity audio transmission for uninterrupted playback.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eBluetooth 4.2 Technology:\u003c\/strong\u003e Facilitates stable and effective wireless transmission while minimising power usage.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eLossless MP3 Decoding:\u003c\/strong\u003e Guarantees superior audio playback quality.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eCompact Design:\u003c\/strong\u003e Lightweight and small, making it easy to incorporate into diverse applications.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eWide Voltage Range:\u003c\/strong\u003e Functions within a voltage range of 3.7V to 5V DC.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDual Modes:\u003c\/strong\u003e Offers compatibility with both Bluetooth and auxiliary input for enhanced flexibility.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eOnboard LED Indicator:\u003c\/strong\u003e Provides visual feedback on Bluetooth connection status.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eBluetooth Version: 4.2\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eInput Voltage: 3.7V–5V DC\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eAudio Output: Stereo (left and right channels)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eCommunication Distance: Up to 10 metres (unobstructed)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDimensions: Compact size for straightforward integration\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ePower Consumption: Designed for low energy usage to ensure efficient operation\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePackage Contains\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1 x MH-M28 Wireless Bluetooth 4.2 MP3 Decoder Module\u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62533852791155,"sku":"R1264","price":132.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/MH-M28WirelessBluetooth4.2MP3DecoderModule4.jpg_720x720q50.jpg?v=1770899297"},{"product_id":"pam8403-digital-audio-amplifier-module","title":"PAM8403 Digital Audio Amplifier Module","description":"\u003cp\u003eThe \u003cstrong\u003ePAM 8403 audio amplifier module\u003c\/strong\u003e is a \u003cstrong\u003eclass D audio power amplifier\u003c\/strong\u003e. It has a dual channel stereo output that can drive two 3W speakers. The module operates with a voltage range of 2.5V to 5V and has an efficiency of 85%. \u003c\/p\u003e\n\u003cp\u003ePower the module (typically 5V) and feed in the audio signal. Connect two 4 ohm or 8 ohm speaks on the output side and you can listen the amplified audio signals being played on the speaker. Consumes very little power and can be powered with USB output.\u003c\/p\u003e\n\u003cp\u003eThis \u003cstrong\u003estereo Audio Amplifier Module\u003c\/strong\u003e takes in both left and right audio Input and can directly drive two speakers (left channel and right channel) as shown in the image above. If you are looking for a mono power amplifier check out the \u003ca rel=\"noopener noreferrer nofollow\" class=\"text-blue-600 underline\" href=\"https:\/\/ROBODIUM.com\/products\/lm386-audio-amplifier-module\" target=\"_blank\"\u003eLM386 Amplifier Module\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e PAM8403 Module Specifications \u0026amp; Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e2 channels 3 W PAM8403 audio amplifier\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOutput Power: 3 W + 3 W (at 4 ohm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWorking Voltage: 2.5 to 5.5 V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBoard Size: 24 x 15 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh amplification efficiency 85%\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan directly drive 4 Ω\/8 Ω small speakers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGood sound quality \u0026amp; noise suppression\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUnique without LC filter class D digital power board\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan use computer USB power supply directly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSmall Size, 1.85 x 2.11 cm can easily fit in a variety of products\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62535388463475,"sku":"R1258","price":22.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/PAM8403-Module_62f6cc04-d76a-46a5-8bbd-44ee639661b2.jpg?v=1770980979"}],"url":"https:\/\/robodium.com\/collections\/audio-amplifiers-manual\/quick-ship.oembed","provider":"ROBODIUM","version":"1.0","type":"link"}