Bluetooth Helmet Intercom Headset (Build-In)

Main Features:
1. Support 200m or 500m range full duplex talkback
2. Auto switch seamlessly among the Bluetooth mobile phone, intercom, stereo music and FM Radio
3. Mobile phone priority, automatically switch to mobile phone when incoming call, self recover intercom when you hang up
4. Answer, reject, hang up, and call out functions supported
5. Support the last number redial,
6. Support voice dial
7. Support audio transfer
8. Sharing the music form the mobile phone or connecting with GPS audio through A2DP
9. Support play, pause, playback and forward music through AVRCP
10. With DSP noise suppression and echo cancellation to ensure the clear voice quality when speeding along the highway
11. Optional TTS with 9 languages(200m solution available)
12. Optional FM radio frequency function covers 76~108MHz