1. Bluetooth V 2.1.
2. Ultrathin shape only 0.5 cm.
3. It adopts 80°, Wide Angel Lens. You can see wider things.
4. To answer/end/reject a call, voice dialing, dial-back, call
waiting and redial the last number.
5. Built-in Microphone and loudspeaker.
6. Built-in Li-ion rechargeable battery support 16 hours talking.
7. High definition LED screen display caller ID.
8. Built-in USB port for charging.
9. Wireless installation completely.
10. Re-connected automatically.