 
  1. Bluetooth 2.0 and A2DP, range 0-10m. 
2. Answer/refuse/redial/voice dial, dial the last number. 
3. Compatible with most of Bluetooth mobile phones and applicable to GSM/CDMA /TDMA /WCDMA. 
4. Built-in two speakers and high sensitive microphone. 
5. Built-in Li-ion rechargeable battery. 
6. Record last 5 received numbers and dial-back optional. 
7. FM earpiece for privacy. 
8. LED nixietube display 12 digits incoming caller ID. 
9. Built-in FM transmitter for sharing music or call from car audio. 
10. Re-connected Automatically once within their connective range. 
11. Built-in MP3 player, support MP3 format by SD/MMC/USB port. 
12. Earpiece and MP3 player are optional.