Classic Speaker – B05

Bluetooth Version: 3.0, handfree, Line In, TF Card.
Frenquency: 2.402-2.480GHz.
MAX Power output :3W
MIC Sensitivity: -32db.
Receive Sensitivity:Better than+82dBm.
Range: 10 meters.
Data Transmission: Up to 3Mbps.
Charing Voltage: 4.8V C5.2V DC.
Working Voltage: 3.7V C4.2V DC.
Battery: 450MAH
Size: 60*57mm
Weight: 250g
Antenna: Built-in