Function:
 Support hand-free calling, built-in microphone.
 Noise cancellation by CVC.
 Play mobile music with high quality once connecting by bluetooth.
 Auto pairing once turn it on.
 Can Charge the device in car.

 Features:
Bluetooth
 Bluetooth version: V3.0+EDR
 Sensitivity: -42db + /3db 360
 Bluetooth Frequency: 20 h ~ 20 KHZ
 Effective Range: 5m
 Voltage: 5V+/-0.5

FM
 FM:87.5-108.0MHz
 Transmitter power: 8.7 dBuv/ 107 dBuv
 Effective Range: 2m