--- product_id: 138654769 title: "5pcs Mini PAM8403 DC 5V 2 Channel USB Digital Power Amplifier Board Module 2 * 3W Volume Control with Potentionmeter" brand: "r reifeng" price: "€ 18.64" currency: EUR in_stock: true category: "R Reifeng" url: https://www.desertcart.be/products/138654769-5pcs-mini-pam8403-dc-5v-2-channel-usb-digital-power store_origin: BE region: Belgium --- # 90%+ efficiency 2x3W stereo output USB powered 5V input 5pcs Mini PAM8403 DC 5V 2 Channel USB Digital Power Amplifier Board Module 2 * 3W Volume Control with Potentionmeter **Brand:** r reifeng **Price:** € 18.64 **Availability:** ✅ In Stock ## Summary > 🎧 Tiny amp, massive sound—upgrade your audio game now! ## Quick Answers - **What is this?** 5pcs Mini PAM8403 DC 5V 2 Channel USB Digital Power Amplifier Board Module 2 * 3W Volume Control with Potentionmeter by r reifeng - **How much does it cost?** € 18.64 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/138654769-5pcs-mini-pam8403-dc-5v-2-channel-usb-digital-power) ## Best For - r reifeng enthusiasts ## Why This Product - Trusted r reifeng brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play USB:** Powered directly from any USB port—no bulky adapters needed - • **Energy Efficient:** Over 90% efficiency means less heat, more power - • **Compact Powerhouse:** Mini 29.5x20.2mm size fits anywhere - • **Dual Channel Stereo:** Crystal-clear 2x3W output for immersive audio - • **Precision Volume Control:** Built-in potentiometer for seamless sound tuning ## Overview This 5-piece set of PAM8403 digital amplifier boards delivers crisp 2x3W stereo output powered by a simple 5V USB supply. Ultra-compact and energy-efficient (90%+), each board features a built-in volume potentiometer and power switch, making it perfect for DIY audio projects, portable speakers, and battery-powered devices. Just plug in, control your sound, and enjoy high-quality amplification in a sleek, space-saving design. ## Description Operating voltage: 2.5V-5.5V Maximum output power: 3W*2(5V 4Ω) Size :29.5*20.2*15mm Note: please make sure the power supply is not more than 5.5V please don't do reverse polarity for "+" and "-", or else, it will burn the board. ## Features - ✔PAM8403 small mini 5 v digital power amplifier board (can be USB powered) (XY) board USES PAM8403 digital power amplifier chip, circuit is simple, reliable work. - ✔Working voltage of 2.5 V to 2.5 V, 3 wx2 maximum output, efficiency can achieve 90% above, can use computer USB 5 V power supply. - ✔The working voltage power supply positive and negative don't wrong, otherwise the chip has the potential to damage. - ✔Small size, and is equipped with switch, potentiometer, can follow one's inclinations of the volume, and control the power switch to use and install is very flexible and convenient. - ✔It is very suitable for battery and portable electronic products. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07TB17NLM | | Best Sellers Rank | #36,215 in Electronics ( See Top 100 in Electronics ) #203 in Audio Component Amplifiers | | Brand Name | R REIFENG | | Customer Reviews | 4.4 4.4 out of 5 stars (91) | | Manufacturer | R REIFENG | | Material Type | Circuit Board, Semiconductor | | Maximum Output Power | 3 watts | | Maximum Supply Voltage | 5 volts | | Minimum Supply Voltage | 2.5 volts_of_direct_current | | Model | WJ-00527 | | Mounting Type | Surface Mount | | Number of Channels | 2 | | Number of Items | 5 | | Part Number | WJ-00527 | | Voltage | 5 volts | ## Product Details - **Manufacturer:** R REIFENG - **Maximum Supply Voltage:** 5 volts - **Minimum Supply Voltage:** 2.5 volts_of_direct_current - **Mounting Type:** Surface Mount - **Voltage:** 5 volts ## Images ![5pcs Mini PAM8403 DC 5V 2 Channel USB Digital Power Amplifier Board Module 2 * 3W Volume Control with Potentionmeter - Image 1](https://m.media-amazon.com/images/I/71xFdfSK2eL.jpg) ## Frequently Bought Together - R REIFENG 5pcs Mini PAM8403 DC 5V 2 Channel USB Digital Power Amplifier Board Module 2 * 3W Volume Control with Potentionmeter - Gikfun 2" 4Ohm 3W Full Range Audio Speaker Stereo Woofer Loudspeaker for Arduino (Pack of 2pcs) EK1725 - HiLetgo 5pcs PAM8403 2x 3W Mini Digital Power Amplifier Board AMP Class D 2.5-5V Input --- ## 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.be/products/138654769-5pcs-mini-pam8403-dc-5v-2-channel-usb-digital-power](https://www.desertcart.be/products/138654769-5pcs-mini-pam8403-dc-5v-2-channel-usb-digital-power) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-10-14*