bluetooth handsfree car kit

Super bright LCM caller English name display,date and time display.
Complete blue tooth wireless installation.
DSP technology, Full duplex, noise and echo suppression.
With 1800mAh Lithium battery to provide typical standby time of more than 168 hours talking time of 11 hours and headset talking time of 5 hours.
Voice dialing, last call redialing, and call switching function.
Built-in high intelligent microphone and powerful speaker.
Transmit the signal into car radio by FM frequency.
support MP3 dimensional sound play.