- Bluetooth Class-2、 2.4Ghz Wireless Frequency<br />- Maximum range: 10 meters<br />- Answer/end/reject a call<br />- Voice dialing<br />- Last call redialing (scroll the last 10 incoming calls)<br />- Store 200 groups telephone number<br />- Built-in caller ID LCM panel (Incoming call number and English name display)<br />- Built-in high intelligent microphone<br />- Built-in powerfull speaker<br />- Mounted on steering wheel<br />- Powered by built-in rechargeable lithium battery (500mAh、 manufacture rated)<br />- Manual in English<br />- Car charger/cable/cushion included<br />                                                                                                                                Dimensions: 3.39 in x 1.93 in x 0.98 in<br />Weight: 8.57 oz