Transmitted Power: Class 2/2.5 mW
Range: 10m
Frequency Range: 2.4GHz ISBN Band
Connection Mode: Point-to-Point
Talk-Time: 4-5 Hrs
Standby Time: 100 Hrs
Battery: 80mAh Lithium ion battery
Charging Voltage: 4.5-5.5VDC
Full Charging Time: 2-3 Hrs
The Maximum Output Current: 70mA
Net Weight(with battery): 14g
Product Size: (L)40mm(W)8.5mm(H)27mm
Multi-function: Voice dialling, last number redialling, auto call pick-up,
Mute function, battery level indicator, quick disconnect with phone