_x000D_ _x000D_ _x000D_ BT5.0 PRO Audio Module With Case Bluetooth Audio Decoder Board Lossless Car Audio Amplifier DIY Audio Decoder Board With Mic _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ Power supply: 3.7-5V_x000D_ Signal to noise ratio: 90DB_x000D_ Total harmonic distortion + noise: -70dB_x000D_ Crosstalk: -86DB_x000D_ Support profile: A2DP/AVCTP/AVDTP/AVRCP/HFP_x000D_ _x000D_ Transmission distance: 15M (open without partition wall)_x000D_ Decoding format: WAV+APE+FLAC+MP3 lossless decoding, stereo output_x000D_ Bluetooth audio: support_x000D_ Audio external interface: support_x000D_ USB power supply: support_x000D_ Sound card function: support_x000D_ Battery powered: support_x000D_ Model: BT5.0 Audio_x000D_ Gold sinking process: support_x000D_ Fill while playing: support_x000D_ Key control: support_x000D_ Voice call: support_x000D_ Mute control (MUTE): support_x000D_ Different batches may have differences in product appearance and color, which will not affect the use_x000D_ Type:BT5.0 PRO Audio Decoder Board_x000D_ color:Black_x000D_ Material:PCB_x000D_ _x000D_ Package Contents:_x000D_ 1 x Bluetooth Audio Decoder Board(with Case)_x000D_ _x000D_ Only the above package content, other products are not included._x000D_ Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm._x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_