--- product_id: 29650323 title: "3Pcs PAM8403 Mini Digital Power Amplifier Board Class D Audio Module USB DC 5V 2x3W" brand: "okekershop" price: "£17.13" currency: GBP in_stock: true url: https://www.desertcart.co.uk/products/29650323-3pcs-pam8403-mini-digital-power-amplifier-board-class-d-audio store_origin: GB region: United Kingdom --- # 3Pcs PAM8403 Mini Digital Power Amplifier Board Class D Audio Module USB DC 5V 2x3W **Brand:** okekershop **Price:** £17.13 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** 3Pcs PAM8403 Mini Digital Power Amplifier Board Class D Audio Module USB DC 5V 2x3W by okekershop - **How much does it cost?** £17.13 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/29650323-3pcs-pam8403-mini-digital-power-amplifier-board-class-d-audio) ## Best For - okekershop enthusiasts ## Why This Product - Trusted okekershop brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description 3Pcs PAM8403 Mini Digital Power Amplifier Board Class D Audio Module USB DC 5V 2x3W Feature: Can use the computer USB port 5V power supply or using a mobile phone charger USB port 5V power supply Battery power can also be used High efficiency: 90% Can provide 3W (left channel) + 3W (right channel) output power in the 4? load and 5V power supply conditions A class, B class amplifier such efficiency is only about 30% D class amplifier is highly respected today D class amplifier efficiency is extremely high, not because of temperature affect the sound quality But do not add heat sink and take less space noise cancelling circuit was built in the amplifier board Power on / off without pop noise Module has a short-circuit current protection and over-temperature protection Specification: Operating Voltage: 2.5V ~ 5.5V Speaker With: 4Ohm ~ 8Ohm (recommended: 4Ohm) Speaker Power: 2W ~ 8W Size: 21 x 18 x 3.4mm (L x W x H) Net Weight: 1g Application: LCD TVs, monitors Laptop Portable Speakers Portable DVD players, game consoles Phone / speakerphone Note: First turn OFF and then powered speakers , or likely to cause damage to the chip; Because digital volume control module has a great gain , so do not let too much leaving the audio signal input signal cut limiter. Package included: 3 x 2 x 3W class D Mini Amplifier Board ## Features - 3Pcs PAM8403 Mini Digital Power Amplifier Board Class D Audio Module USB DC 5V 2x3W Feature: Can use the computer USB port 5V power supply or using a mobile phone charger USB port 5V power supply Battery power can also be used High efficiency: 90% Can provide 3W (left channel) + 3W (right channel) output power in the 4? load and 5V power supply conditions A class, B class amplifier such efficiency is only about 30% D class amplifier is highly respected today D class amplifier efficiency is ext - remely high, not because of temperature affect the sound quality But do not add heat sink and take less space noise cancelling circuit was built in the amplifier board Power on / off without pop noise Module has a short-circuit current protection and over-temperature protection Specification: Operating Voltage: 2.5V ~ 5.5V Speaker With: 4Ohm ~ 8Ohm (recommended: 4Ohm) Speaker Power: 2W ~ 8W Size: 21 x 18 x 3.4mm (L x W x H) Net Weight: 1g Application: LCD TVs, monitors Laptop Portable Speake - rs Portable DVD players, game consoles Phone / speakerphone Note: First turn OFF and then powered speakers , or likely to cause damage to the chip; Because digital volume control module has a great gain , so do not let too much leaving the audio signal input signal cut limiter. Package included: 3 x 2 x 3W class D Mini Amplifier Board ## Images ![3Pcs PAM8403 Mini Digital Power Amplifier Board Class D Audio Module USB DC 5V 2x3W - Image 1](https://images-na.ssl-images-amazon.com/images/I/512U80ox5IL.jpg) ![3Pcs PAM8403 Mini Digital Power Amplifier Board Class D Audio Module USB DC 5V 2x3W - Image 2](https://images-na.ssl-images-amazon.com/images/I/51YKP570sJL.jpg) ![3Pcs PAM8403 Mini Digital Power Amplifier Board Class D Audio Module USB DC 5V 2x3W - Image 3](https://images-na.ssl-images-amazon.com/images/I/41V1MBQSYkL.jpg) ![3Pcs PAM8403 Mini Digital Power Amplifier Board Class D Audio Module USB DC 5V 2x3W - Image 4](https://images-na.ssl-images-amazon.com/images/I/41jli5ZeuHL.jpg) --- ## 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/29650323-3pcs-pam8403-mini-digital-power-amplifier-board-class-d-audio](https://www.desertcart.co.uk/products/29650323-3pcs-pam8403-mini-digital-power-amplifier-board-class-d-audio) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-18*