1)Bluetooth version 2.0 and support headset or hands-free profiles
2)The smallest and the lightest weight Bluetooth wireless headset
3)Fashion and stylish design
4) Friendly user's interface
5) Frequency range: 2.4GHz-2.48GHz
6)Transmission distance: 10M
7)Operating voltage: 3.6V
Operating current: <35mA
Standby current: <2mA
8)Charging time: 1-2 hours
9)Talking time: 3-4 hours
10)Standby time: 100 hours
11) Color:Black, silver, gold, blue
MSN and E-mail:maxingtao1983223@sohu.com