Bluetooth handsfree car kit

* With Bluetooth technology, you can link the BT-CARKIT to    
   any bluetooth mobile without the need of any connection wire.   
* It could transmit speech as voise signal via digital FM, which is   
   then received by radio mounted on the car.   
* The hi-fi quality voice is further played out via the vehicle    
   sound system without the need of any installation.   
* Full duplex communication (Speaker and listen at the same   
   time) D.S.P. (Digital Signal Processing) technology for echo   
   cancellation and background noise reduction.   
* Bluetooth: Version 1.1/1.2/2.0, class 2, 10 meters.   
* Bluetooth frequency range: 2.402~2.480MHz   
* FM transmitting range: 87.5~108.0MHz   
* The sound channel is separated degree: 40dB   
* Frequency is responded: 35Hz~20KHz   
* Installation options: Plug & drive: Easy plug-in into cigarette   
   lighter   
* Audio input the interface: 3.5mm stereo jack   
* Conversation indication by integrated blue light   
* Working voltage: DC 12V   
* Working temperature: -15℃~+50℃