Bluetooth Speaker With Dual Pure Headset

Bluetooth Version: BK3.0.
Total continuous power: 3W*2
Frequency Response: 2.402-2.480GHz
MIC Sensitivity: .-32db .
Data Transmission: Up to 3Mbps
Working Voltage: 3.7V –4.2V DC.
Sensitivity: Better than +82dBm.
Charing Voltage :4.8V –5.2V DC.
UART Data Transmission Rate:115200bps .
Quiescent Current: >1UA.
Antenna: 10 Meter
User Manual +1100mah Battery
3.5mm Line in Cable / USB Cable
Size:21*7.5cm
Weight:450g