Enhance your audio projects with this compact and efficient PAM8403 Audio Amplifier Module set, designed to deliver high-fidelity sound quality with dual 3W output channels. Crafted from high-quality materials, these amplifier modules ensure durability and a long service life, making them ideal for DIY audio systems, portable speakers, and other sound amplification applications. Each set includes two modules, providing a reliable and powerful solution for stereo audio enhancement. Key Features: · Compact Digital Power Amplifier Module: Small-sized design (approx. 29mm x 20mm x 16mm) fits easily into various audio projects without occupying much space. · Dual 3W Output Power: Delivers 3W + 3W output at 5V with 4Ω speakers, providing clear, high-fidelity stereo sound performance. · Wide Operating Voltage Range: Supports working voltage from 2.5V to 5.5V, offering flexibility for different power supply configurations. · Durable Construction: Made from premium quality materials to ensure strong, long-lasting use and reliable performance over time. · Lightweight Design: Each module weighs approximately 9.3g, making it easy to integrate into portable or compact audio devices. · Package Includes Two Modules: Provides two amplifier boards per set, perfect for stereo sound systems or multiple audio channels. Specifications: · Type: PAM8403 Audio Amplifier Module · Working Voltage: 2.5V – 5.5V · Maximum Output Power: 3W x 2 (at 5V, 4Ω load) · Dimensions: Length approx. 29mm, Width approx. 20mm, Height approx. 16mm (after installation) · Weight: Approx. 9.3g per module Package Includes: · 2 x PAM8403 Audio Amplifier Modules Note: Please ensure the power supply voltage does not exceed 5.5V and observe correct polarity to avoid damage. This amplifier module set is an excellent choice for enhancing audio output in DIY electronics, portable speaker projects, and other sound amplification needs, combining compact size with reliable, high-quality audio performance.