2 inch 4Ω (ohm) 5W metal body power audio woofer speaker (Round shape)

Generally, speakers are used to producing audio or music output. The speakers are the transducers that convert electromagnetic waves into pleasant sound waves. So, a good quality speaker is most important that produce good quality audio without damaging your eardrums. That's why we are offering the best-in-class speakers at the lowest price. This is an advanced technology speaker that provides the best quality sound and bass. The polypropylene sheets produce pleasant sound waves that do not damage your eardrums. But also gives you the best experience of music. So, if you are looking for a speaker with some excellent features, you are at the right place.

Designed to take input as the low strength audio signal and generate the output signal that consists of the high strength value. This process of amplification is utilized in the various domains where an electrical signal is converted to an acoustic signal.

The ROBODIUM 2N3055 250-watt High quality audio amplifier board is an advanced version of our earlier amplifier boards. This board contains sophisticated and modern circuits to give you the best audio experience. This board has advance 2N3055 transistors for heavy loads. The board is completely customizing for specific uses. The Input voltage for the board is 18-0-18. So, you just need to connect a mini transformer and this board is ready for use. Its recommended use good quality of speakers for high quality audio experience.

Features

1. Upgraded version 2N3055 audio amplifier board

2. 2 speakers output system

3. Excellent performance

Uses of Audio Amplifier Board

1. These amplifiers are most widely used in the various sound systems.

2. These amplifiers are installed in various instruments that relate to music.

3. In the broadcasting of radio signals these amplifiers are used.

4. The signal transmission for long-distance communication.

5. The Audio amplification is required for the wireless transmission of the signals

Our Audio Amplifier board is made for all your requirement for a high-quality music. Its ready to use and installation is very simple and easy with no soldering requires. The 2N3055 250-watt High quality audio amplifier board delivers high quality sound without drawing a lot of power. Its effective heat sink system controls system to overheating in the long hours.

Return Policy Overview

At ROBODIUM™, we want you to be completely satisfied with your purchase. You may return most items within 7 days of delivery for a full refund or exchange.

Return Window

• Standard Returns: 7 days from delivery date for any reason, including if you simply changed your mind.
• Defective/Damaged Items: 7 days from delivery date for items received damaged or defective.
• Manufacturing Defects (Warranty): 15 days from delivery for manufacturing defects, unless a different warranty period is specified on the product page.

What Can Be Returned

Most items sold on ROBODIUM™ can be returned within the return window, including:

• Items you no longer need or changed your mind about
• Products received in damaged condition
• Items with manufacturing defects
• Wrong items received (item mismatch)
• Missing components inside the package

Return Conditions

To be eligible for a return, items must be:

• In their original, unused condition
• In the original packaging with all accessories, manuals, and free gifts (if any)
• Accompanied by proof of purchase

Note: Products damaged due to misuse, modification, static discharge, soldering, or improper handling may not be eligible for return.

How to Initiate a Return

1. Contact us via email at support@robodium.com or call +91 8123109966
2. Provide your order number and reason for return
3. Submit photos/videos of the item (especially for damaged/defective products)
4. Our team will review and approve your return request within 1-2 business days

Return Pickup Process

We arrange the return pickup for you - hassle-free returns similar to major e-commerce platforms.

• Once your return is approved, we will coordinate pickup from your location.
• Pack the product securely in its original packaging.
• Include a copy of the order confirmation or packing list.
• Keep the package ready - our logistics partner will collect it at the scheduled time.

Return Shipping Costs

• Defective, damaged, or wrong items: ROBODIUM™ covers all return shipping costs. No charges to you.
• Change of mind returns: A flat return shipping fee of ₹100 will be deducted from your refund amount.

Refund Process

• Refund Method: Refunds are processed to your original payment method.
• Processing Time: 5-7 business days after we receive and inspect the returned item.
• Refund Amount: Full purchase price minus any applicable return shipping fees.
• Orders canceled before shipping receive a full refund (minus up to 5% payment gateway charges, if applicable).

Replacements

• Once the returned item is inspected and approved, we ship the replacement at no additional cost.
• Replacement items are dispatched within 2 business days of receiving your return.
• If replacement is unavailable, we provide a full refund.

Warranty Terms

All products include a minimum 15-day warranty against manufacturing defects unless otherwise specified on the product page.

Warranty does not cover: misuse, soldering damage, modifications, physical damage, or incorrect electrical connections.

Order Cancellations

• Orders in Pending or Payment Verification status can be canceled for a full refund.
• Contact us immediately at support@robodium.com to cancel before shipping.
• Once an order is shipped, it cannot be canceled but can be returned after delivery.

Customer Service Commitment

• Email Response Time: Within 24 hours on business days
• Phone Support: Monday-Saturday, 10:00 AM - 6:00 PM IST
• Return Request Review: 1-2 business days
• Issue Resolution: Within 48 hours of verification