Bluetooth 5.0 Audio Decoder Module This product adopts a Bluetooth 5.0 main control chip (JL6925A) with a true stereo 5.0 solution, delivering stable wireless transmission and good sound quality. It supports automatic connection and provides stereo audio output with lossless decoding support for multiple audio formats. Key Features Bluetooth 5.0 main control chip: JL6925A True stereo 5.0 chip design Automatic Bluetooth connection support Supports WAV, APE, FLAC, and MP3 lossless decoding Stereo audio output Technical Parameters Parameter Specification Power Supply 3.7–5V Signal-to-Noise Ratio 90 dB Total Harmonic Distortion + Noise -70 dB Crosstalk -86 dB DNR 91 dB Supported Profiles A2DP / AVCTP / AVDTP / AVRCP / HFP Transmission Distance 15 m Size 30 × 30 mm Interface Details USB Power Supply: Universal Micro USB 5V power input, with 3.7–5V power supply pads for external lithium battery power modification LED Indicator: Blue LED lights up in Bluetooth mode 3.5mm Stereo Audio Interface: Standard 3.5mm output for stereo sound, suitable for headphones, power amplifiers, and other audio equipment Pairing Instructions Power on the device; the blue indicator flashes and enters Bluetooth mode. When the voice prompt announces “Bluetooth device is ready to pair,” the device is ready for connection. Search for “JH-BT” on your Bluetooth device and select Connect. After hearing “Bluetooth device connected successfully,” pairing is complete. The blue indicator remains on, music playback is available, and the indicator flashes during operation. Package Includes 1 × Bluetooth audio connector
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