1）Bluetooth Version: 3.0.

2）Frequency: 2.402-2.480GHz.

3）MAX Power output: 3W

4）MIC Sensitivity:-32db .

5）Receive Sensitivity: Better than +82dBm.

6）Range: 10meters

7）Data Transmission: Up to 3Mbps

8）UART Data Transmission Rate:115200bps .

9）Charging Voltage: 4.8V –5.2V DC.

10）Working Voltage: 3.7V –4.2V DC.

11）Working Current: 200MA.

12）Quiescent Current: >1UA.

13）Battery: 1100MAH.

14）Antenna: Built in