Bluetooth Car kit module is developed for organization, company and individual who are specialized in developing Car kit hands-free system. It realizes the combination of Bluetooth Headset profile and Bluetooth Hands-free profile as the core of Car kit Hands-free system, which is developed as the Bluetooth criterion 1.1. it supports any mobile phones with Bluetooth criterion 1.0 or 1.1 and 1.2.Aim at different Bluetooth mobile phone, the Bluetooth module will switch to different Profile.

Bluetooth Car kit hands-free provides PCM/Audio interface and UART interface. The main external controller can realize application of Car kit Hands-free by UART interface, include: dial-up by hand, dial-up by voice, incoming display, receive a call, refuse a call switch freely between Hands-free and mobile phone, acoustics keep silence automatically when talking, talking volume adjustment(15steps), LED indication etc. And it can memorize multi-Bluetooth phones' pairing information, and multi-phones can use this module in turn dispensing with re-pairing.

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