Advanced Audio Processing and Connectivity: The 2 x 50 Watt Class D Audio Amplifier Board is not just an amplifier; it's a hub for audio excellence. Integrated with Bluetooth 5.0 and ADAU1701 , this board provides a seamless audio experience with support for audio formats, including HD, LL, & AAC. The Bluetooth 5.0 module ensures a stable connection with a high receive sensitivity, while ADAU1701 chip offers advanced audio signal processing capabilities. With support for both Bluetooth and line input, the JAB3+ is versatile and adaptable to audio sources. Customizable Audio Experience: The JAB3+ is designed to cater to audiophile's desire for customization. With support for SigmaStudio programming and PC UI control,users can adjust volume, gain, frequency, and EQ settings to tailor their audio experience. The board's open-sourced firmware allows for easy restore of factory settings, ensuring that your audio system remains in performance.The JAB3+ is not just an amplifier; it's a tool for creating a personalized audio environment. Portable and Expandable: The JAB3+ is not power; it's about portability. With support for battery power, this amplifier board is perfect for DIY projects that require mobility. The additional 10pins extension port opens up possibility for further expansion, allowing users to develop applications with ease. The JAB3+ is a testament to fusion of portability and expandability, making it an ideal choice for home theater enthusiasts and DIY audio projects. Integrated Amplifier with Subwoofer Output: The 2 x 50 Watt Class D Audio Amplifier Board is designed to deliver high-quality audio with a built-in subwoofer output, perfect for home theater enthusiasts. Operational Amplifier Circuit: The board features a robust operational amplifier circuit that ensures low noise amplification, providing a clear and crisp sound experience. Class D vs Class AB Amplifier: The Class D amplifier design offers efficiency and power, making it an ideal choice for DIY audio projects. Stereo Integrated Amplifier: The JAB3+ is a stereo integrated amplifier that supports audio formats, including HD, LL, & AAC, ensuring compatibility with a wide range of devices. Low Noise Amplifier Design: The board's low noise amplifier design minimizes distortion, allowing for a pure and unadulterated audio experience. Bluetooth 5.0 QCC3034 & ADAU1701 : The JAB3+ is equipped with Bluetooth 5.0 and ADAU1701 , offering advanced audio processing capabilities and compatibility with audio formats. Color:As Shown Material:Plastic+Metal Package Contents: 1 * D Audio Amplifier Board Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.