1) Bluetooth specification: 2.0, range: 0-10m

2) Complete Bluetooth wireless installation.

3) DSP technology

4) Full duplex, noise and echo suppression.

5) Frequency range: 2.4GHz spectrum

6) Car charger input voltage: DC 12V-24V

7) Answer/end/reject a call, voice dialing, last call redialing, and call switching function.

8) Store 200 groups telephone number.

9) Incoming call number and English name display.

10) Built-in high intelligent microphone and powerful speaker.

11) With 550 MAh Rechargeable Li-ion Battery

12) Universal fitting systems for all steering wheels, stick onto anywhere in your car.

13) Dimensions: 86mm*49mm*25mm