Key features:
This Bluetooth enabled handsfree car kit conforms to the latest road safety regulations. It is easy installation as there is no need to modify any interior fittings within the vehicle. Simply clamp the unit on to your existing rear vision mirror, "pair" and go.
1) Bluetooth handsfree mirror car kit with FM transmitter and support A2DP
2) Bluetooth V1.2, class II CSR chip inside
3) Display caller ID and working status on mirror, 12 bytes.
4) DSP technology, full Duplex/Noise & Echo suppression.
5) Mobile phone voice is played from built-in speaker of BT-09, also can be transmitted to car FM radio.
6) MP3 music from mobile phone or other player (with Bluetooth function) can be played by built-in speaker, also can be transmitted to car FM radio.
7) Automatic switch between phone call and music (need supported by mobile phone).
8) Extension wireless headset to facilitate private conversation or high ambient noise situations.
9) Functions: Answer/End/Reject a call, Call waiting, Redial, Voice dial, Volume control.
10) Record & playback a voice message.
11) Support profiles: A2DP, headset and handsfree.
12) Built-in rechargeable Li-Poly battery, equip with car charger. Home charger is optional.
13) Built-in full duplex system Microphone.
14) 4 preset FM frequencies: 88.1/88.5/88.7/89.4
15) LEDs indicate the status of call, record, battery and charging.
16) Switching call between phone and car kit.
17) Certificate: CE/FCC/BQB/ROHS

Specifications:
1) Bluetooth chip: CSR
2) Bluetooth criterion: V1.2 compatibility
3) RF output power: -6 ~ +4dBm (Class 2)
4) RF sensitivity > -70dBm
5) Effective distance: 10m without obstacle
6) Battery: Lithium-polymer battery, 1700mAh (main body), 50mAh (headset).
7) Working time: About 24 hours
8) Standby time: About 18 days
9) Charging time: About 2-3 hours
10) Working temp: -20~ +70°C, without loss of function
11) Humidity range: 30-90%