Thank you for contacting Sony Ericsson Online Support.
In regards to the email that you had sent us, sorry for the inconvenience, however, it is BMW that tests our phones for compatiblity. We do not support our phones being used with any type of third party products.
As part of Sony Ericsson's commitment to excellent customer service, we offer a wide variety of mobile products to suit your lifestyle. If you require more information, or have any other questions, please visit our website at http://www.sonyericsson.com or call us at 1-866-766-9374.
Your Sony Ericsson Online Support Representative
Sony Ericsson Mobile Communications
Uhhh... thanks for nothing. Why SE can't figure out how to make its new phones as compatible as its own phones is beyond me.