ITEM NAME:KRC-86B Bluetooth 4.0 Stereo Audio Receiver Module Board DIY G9L7 KRC-86B Bluetooth 4.0 Stereo Audio Receiver Module Board DIY G9L7 Bluetooth version: V4.0 + EDR Size: 30 mm * 30 mm Button interface: 3 key 2.0 interface Support equipment: 2 Back to the functions: automatic back to even Colour:white material:metal imported CSR8630 Bluetooth chip, support A2DP, AVRCP. one design, non-multi-plate patchwork, stable performance using automatic control technology, without key operation, if the connection keys, cell phone or computer can control play / pause, up and down the song, volume addition and subtraction support two devices connected simultaneously supports off automatic connection function, that the next time you turn on automatically connect to the last connected device Package Contents: 1 x Audio receiver module 1 x Filter capacitor Note: Light shooting 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.