3.7V to 5V DC (supports LiPo batteries via pads or USB power). Bluetooth Version: 5.0 (supports 4.0/4.1/4.2). Audio Output: 3.5mm Stereo Jack + solder pads (L/G/R). Decoding Formats: WAV, APE, FLAC, MP3 (lossless decoding). Performance: SNR (Signal-to-Noise Ratio): -70dB (approx. 0.1%). Transmission Distance: Up to 15 meters in open space. Raspberry Pi Official Magazine Version Variations
If the part is truly custom (e.g., a coded IC from a specific laptop motherboard or car ECU), the public datasheet may not exist. Here is your workaround: vhm 314 datasheet free