Specifications:
1) Hands free and cable-free
2) Battery: rechargeable lithium polymer battery
3) Battery life:
a) Talking time: ≥5 hours
b) Standby time: ≥100 hours
4) Operating distance: 30 feet (10 meters)
5) Automatic re-link when Bluetooth link is disrupted
6) Size of main unit (W x T x H): 2.5 x 0.9 x 7.1cm
7) Use high technology
8) Light weight and compact ear-hook design
9) Supports Bluetooth hands free profile