If you are in need of an affordable Bluetooth solution for your X5 ( like I am), have a look at this Kit from Motorola

http://motorola.digitalriver.com/ser...65700&Env=BASE


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MOTOROLA IHF1000 SYN1277A Voice Activation Bluetooth Carkit (Original). Just touch the blue button and the blnc IHF1000 SYN1277A car kit will listen to your command and make calls for you. The IHF1000 SYN1277A brilliant sound quality with noise reduction and echo cancellation optimizes sound quality for all parties in conference.

IHF1000 SYN1277A also supports voice recognition in multiple languages including English (US and UK), French (EU), Italian and German.

Up to four compatible Bluetooth enabled mobile phones can be paired to the system with one connection

IHF1000 SYN1277A is compatible with competitor Bluetooth phones manufactured by Nokia, Panasonic, Mitsubishi, Cellon, samsung, Sony Ericsson, Siemens and Philips.

( IHF1000 SYN1277A IHF-1000 SYN-1277A IHF 1000 SYN 1277A )