--- product_id: 20057085 title: "Mini 5V Audio Digital Amplifier Board Support USB Powered Two Channel Stereo Amp 3W+3W/PAM8403 Mini Power Amplifier Board with Switch Potentiometer" brand: "holdding" price: "£0.95" currency: GBP in_stock: false reviews_count: 1 url: https://www.desertcart.co.uk/products/20057085-mini-5v-audio-digital-amplifier-board-support-usb-powered-two store_origin: GB region: United Kingdom --- # 3W x 2 Power Compact Size 2.5-5.5V Range Mini 5V Audio Digital Amplifier Board Support USB Powered Two Channel Stereo Amp 3W+3W/PAM8403 Mini Power Amplifier Board with Switch Potentiometer **Brand:** holdding **Price:** £0.95 **Availability:** ❌ Out of Stock ## Summary > 🎶 Amplify Your Sound, Minimize Your Space! ## Quick Answers - **What is this?** Mini 5V Audio Digital Amplifier Board Support USB Powered Two Channel Stereo Amp 3W+3W/PAM8403 Mini Power Amplifier Board with Switch Potentiometer by holdding - **How much does it cost?** £0.95 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/20057085-mini-5v-audio-digital-amplifier-board-support-usb-powered-two) ## Best For - holdding enthusiasts ## Why This Product - Trusted holdding brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Design:** Small footprint (29.5x20.2x15mm) fits seamlessly into any setup. - • **Powerful Sound:** Experience rich audio with 3W x 2 output for immersive listening. - • **High Efficiency:** Enjoy 90% efficiency, maximizing performance while minimizing energy waste. - • **Versatile Voltage:** Compatible with a wide range of DC 2.5-5.5V for flexible use. - • **User-Friendly Control:** Equipped with a switch potentiometer for easy volume adjustments. ## Overview The Mini 5V Audio Digital Amplifier Board is a compact and efficient audio solution, delivering 3W x 2 output with a voltage range of 2.5-5.5V. Its 90% efficiency ensures optimal performance, while the user-friendly switch potentiometer allows for effortless volume control. ## Description Feature: PCB size is about length 29.5mm width 20.2mm overall height after installed is about 15mm Built with switch Potentiometer, can adjust the volume & control power switch freely! Flexible assembly usage. Usage : Suitable for battery or portable electronics products Suitable for long time steady usage. Note:please make sure the power supply is not more than 5.5V and please don't do reverse polarity for "+" and "-", or else, it will burn the board. Package Includes: 1x Mini Amplifier ## Features - Operating voltage: DC 2.5-5.5V - Max output: 3Wx2 (5V 4Ω) - Efficiency: 90% - Dimension: 29.5x 20.2 x 15mm (do not including potentiometer handle) ## Images ![Mini 5V Audio Digital Amplifier Board Support USB Powered Two Channel Stereo Amp 3W+3W/PAM8403 Mini Power Amplifier Board with Switch Potentiometer - Image 1](https://m.media-amazon.com/images/I/51TFGPD7JhL.jpg) ![Mini 5V Audio Digital Amplifier Board Support USB Powered Two Channel Stereo Amp 3W+3W/PAM8403 Mini Power Amplifier Board with Switch Potentiometer - Image 2](https://m.media-amazon.com/images/I/51SWzkaSmkL.jpg) ![Mini 5V Audio Digital Amplifier Board Support USB Powered Two Channel Stereo Amp 3W+3W/PAM8403 Mini Power Amplifier Board with Switch Potentiometer - Image 3](https://m.media-amazon.com/images/I/51THCbkXywL.jpg) ![Mini 5V Audio Digital Amplifier Board Support USB Powered Two Channel Stereo Amp 3W+3W/PAM8403 Mini Power Amplifier Board with Switch Potentiometer - Image 4](https://m.media-amazon.com/images/I/51UnAwobNvL.jpg) ![Mini 5V Audio Digital Amplifier Board Support USB Powered Two Channel Stereo Amp 3W+3W/PAM8403 Mini Power Amplifier Board with Switch Potentiometer - Image 5](https://m.media-amazon.com/images/I/51UlUfmLWoL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐ 4.0 out of 5 stars Four Stars *by A***R on Reviewed in the United States on July 24, 2015* Thank you this item works great!!! --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/20057085-mini-5v-audio-digital-amplifier-board-support-usb-powered-two](https://www.desertcart.co.uk/products/20057085-mini-5v-audio-digital-amplifier-board-support-usb-powered-two) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-18*