Enhance your audio projects with this high-quality Mini Digital Amplifier Board, featuring the advanced PAM8403 digital amplifier chip for superior sound clarity and efficiency. Designed with an upgraded circuit configuration and improved power filtering using a 470µF capacitor and durable 1.6mm glass fiber board, this amplifier delivers consistent high-fidelity audio output in a compact and reliable form factor. Key Features: · Premium PAM8403 Digital Amplifier Chip: Utilizes the latest digital technology to provide clear, distortion-free sound with excellent power efficiency. · Upgraded Power Filtering: Equipped with a 470µF capacitor and a sturdy 1.6mm glass fiber PCB, ensuring stable performance and enhanced durability. · Dual 3W High-Fidelity Output: Delivers crisp and balanced stereo sound with a total output power of 3W + 3W, perfect for small audio applications. · Integrated Potentiometer with Power Switch: Features a high-quality, original anti-wear potentiometer that allows smooth volume adjustment and a counterclockwise switch-off function for convenient power control. · Compact and Lightweight Design: Measuring only 3.5 x 3 cm and weighing just 9g, this mini amplifier board is ideal for easy integration into various DIY audio projects. Specifications: · Power Supply Range: 5V DC · Output Power: 3W + 3W (Stereo) · Board Size: 3.5 x 3 cm (1.38 x 1.18 inches) · Weight: 9g · Quantity: 4 pcs per package Package Includes: · 4 x Mini Digital Amplifier Boards This Mini Digital Amplifier Board offers a reliable and efficient solution for upgrading small audio systems, DIY speakers, or portable audio devices. Its compact size combined with high-fidelity sound output and convenient volume control makes it an excellent choice for hobbyists and audio enthusiasts seeking enhanced audio performance in a compact package.