ZK-QCC Qualcomm QCC5125 Bluetooth 5.1 Decoding Board with APTX Lossless Decoding

This audio decoder board integrates wireless transmission capabilities with dedicated digital and analog interfaces for straightforward system setup. 1. An on-board antenna provides approximately 50 meters of transmission range in open spaces, with a reserved IPEX socket available for connecting an external antenna when placing the unit inside metal enclosures. 2. A Type-C USB port supports direct connection to a computer sound card or serves as a power supply input, while an I2S output interface enables linking to compatible amplifiers. 3. A dedicated expansion connector supports attached controls for managing track navigation, playback functions, and volume adjustment. 4. The internal components use the QCC5125 processor paired with the PCM5102A DAC and capacitors selected for stable electrical characteristics across different operating conditions. 5. The package contains one plastic audio decoder board along with an acrylic mounting shell and magnetic hardware for fixed installation.