Descriptions:
Stereo Wireless Bluetooth Headphone Earphone Headset for iPhone SAMSUNG HTC LG

1.Fashionable Single-Ear design,Ultra Comfort Earpiece , much more fashionable
and personality.
2. Connection Type: Bluetooth V2.1
3. Built-in Battery(Charged via charger)
4.Volume control: Volume up/Volume down
5.Working Distance: about 3 Meters
6.Compatible with most bluetooth enabled device,such as cell phones, smart phones or laptop/pc which have bluetooth function.
7.Surpport System :Windows 98/2000/XP/Vista/win7

Descriptions
1. Bluetooth Version: V2.1+EDR
2. Frequency range: 2.4GHz--2.48Ghz
3. Charging:0--45
4. Transmission distance: ≤10 M
5. Operation voltage:3.6V
6. File Format: Headset and hands-free format
7. Channel: Mono
8. Talking time: ≤2H
9. Standby time: 60 hours
10.Standby current: ≤1mA