Model: BT4
Min. Order: 100
2．英文版本：
Chipset: CSR BC352239A,
Bluetooth V1.2 standards support the Headset/Hands free mode
Power supplier: 2-24V from the car.
It contains DSP technology, which can decrease the radiation to human body.
The output power: 0.001W 2.4G distance: 10 Meters.