Product summary: The Steering Wheel Phonebook is the perfect bluetooth handsfree car kit soultion. r. It is quick and easy to install. . The LCD Screen, Microphone , Loudspeaker and Operation button are all fully integrated and easy to control. Backlighted lcd screen ti show call ID and allow you to scroll through your phonebook and make a call from the Steering wheel handsfree without touch your mobile and without taking the hands from the steering wheel. Because safe is first in drive.. Product spec: Bluetooth Compliance: Bluetooth version 2.1 specifications +EDR Supported Bluetooth profiles : Supports headset and handsfree profiles OPP profiles Frequency: 2402-2480MHz Talk time: 10Hours Stand-by time: 200Hours Charging time: 2Hours Battery type: Rechargeable Lithium Polymer Special features: Phonebook storage capacity: max. 800 contacts Multi-languages of phonebook contac, support latin ISO8859-1 Backlighted LCD screen display in the unit, to show call ID and make a call from the mirror without touch your mobile Full Duplex Full DSP noice cancellation Digital volume control Last number redial Reject incoming call Full automatic reconnection Voice recognition dialing (if phone supports) USB software upgradeable Installation: Easy installation, fixing on steering wheel