Main Features   Bluetooth USB2.0 Stereo Headset With Bluetooth & wireless technology, the BT0008 mini headphone gives you the convenient wireless way to enjoy the streaming stereo music transmitted from the Bluetooth A2DP Source device such as a MP3 player, PC or PDA in the available range. Moreover, you can use the BT0008 mini headphone to remote control the music playing functions of your Bluetooth device if it supports Bluetooth AVRCP. Specification: Complaint to Bluetooth V2.1 specification with EDR Supports Bluetooth Profile: a) A2DP (Advanced Audio Distribution Profile) b) AVRCP (Audio Video Remote Control Profile) c) HSP (Headset Profile) d) HFP (Hands-free Profile) Radio Operating time: approx: 7.5 hours With Mini USB charging port, and 3.5mm headphone jack With 4 direction button for VOL+, VOL-, previous song, and next song Built-in Battery: 3.7V/150mAh/Lithium/ rechargeable Friendly user’s interface Unit Dimension: 46 x 21.6 x 21 mm Package Contents 1 x Bluetooth Earclip BT0008 1 x USB-Charge Cable 1 x Headset + Fixing Clip 1 x User Manual