Features:
1) Using the latest CSR chipset, high fidelity and stereo sound which brings excellent audio performance, with elegant and pure tamber.
2) Listen to your favorite digital music in MP3 player stored in most of the mobile phones which possess stereo Bluetooth chipset.
3) Through common Bluetooth USB dongle,you can listen to the music from computer in stereo,The outer speaker can support Skype talk.(the ideal laptop accessories in 21 century)
4) Supporting connecting with several Bluetooth devices which switch audio to mobile phone automatically when you are listening to music, never missing any call. It will switch back to player when call ends.
5) Adjustable headband and pillow-soft ear cushions for superior fit and wearing comfort
6) Inside high capacity Li polymer rechargeable battery in side, the talking time and playing time can reach 18 hours and 15 hours when GVB-881D is off-work,standby time can be prolonged at ¡°OFF¡± when GVB-881D is off-work
Specifications:
1) Technology standard: Bluetooth V2.0
2) Chipset: CSR
3) Bluetooth performance standard:Bluetooth supports headset/handsfree/A2DP
4) Applied model:Applied on various brand Bluetooth devices
5) Wireless frequency:2.402GHZ-2.481GHZ
6)Output class:Class2
7)Range :up to 30 feet(10 meters)
8) Sensitive:-80dBm
9)Working volt:3.7V
10) Battery: Li-Polymer rechargeable battery
11) Charging time:2-5 hours
12) Talk time:18 hours
13)Play time:15 hours
14)Standby time:220 hours
15)Operate/storage temperature: -20¡æ¡«60¡æ
Charge temperature: 0¡æ¡«45