Features:
1. Standard Bluetooth V1.2 , CSR BC03  Stereo chip
2. Data Rate, Asynchronous:723.2kbps/57.6kbps, Synchronous:433.9kbps/433.9kbps
3. Frequency Band ISM 2.4GHz
4. RF Output Power -6~+4dBm (Max +6 dBm)
5. Operating Distance Up to 5 meters
6. Operation Temperature -10~+55 Degree C
7. Storage Temperature -20 to +65 Degree C
8. Bluetooth Profile: A2DP、AVRCP、Headset Profile、Handfree Profile.
9. Rechargeable Lithium Polymer 150mAH
10.   Talking time : 5 hours talk time, 100 hours standby time
11.   Voice command : For dialing out (subject to mobile phone support)
12.   Noise : Noise suppression microphone
13.   Last number Redial : For dialing out ( subject to mobile phone support)
14.   Two ear speakers can listen to the phones MP3 music via Bluetooth
Controls : In microphone, on/off button, volume button, on/off colors LED indicator
Accessory:
1).USB Charging line.
2).User guide.
3).Glasses box
4).Glasses cloth