1.Color: Black/Blue/Green/Red
2.Type: Stereo Bluetooth Headset
3.Control Buttons: Play/Pause/ Call / Receive ，VOL +， VOL -， Mini-USB IN
4.Talk time: 4 hours
5.Standby time: 100 hours
6. Music time: About 5 hours
7.Dimension: About 14.5 x 13.5 cm
8.Support Format: MP3 WMA WAV
9.Support System: Windows 98 / 2000 / XP / Vista
10.Mini USB IN
11.Built-in lithium battery (charged via USB)
12.Built in Microphone for Handsfree Cell Phone use
