UPDATE: The GROM-MST3 PLUS is replaced with GROM-MST4 for BMW that supports iPhone via USB, as well as Android, USB flash drive and Bluetooth hands free phone calls and wireless music streaming.
Check this out here: http://gromaudio.com/store/most_adapters/grom-mst4-bmwo4.html
Short video to explain step-by-step installation of the GROM MOST (GROM-MST4) interface into E90 non iDrive behind the stereo.
You will need Philips screwdriver and panel removal tool and around 15 minutes.
After installation you will be able to attach USB, iPod/iPhone, AUX, Bluetooth or Android phone into BMW E90.
Once GROM is installed and connected you will gain the following functionality:
– USB port to connect and play your music from USB Flash Drive, iPhone/iPod/iPad, and Android phone
– Bluetooth integration (GROM-BTD Bluetooth Dongle is required) for hands free phone calls and wireless music streaming
– Optional 3.5mm phone jack with USB charging for any music source (MP3 player, iPhone, etc…)
For more information and product specifications please visit http://gromaudio.com
If you have any questions contact us at http://gromaudio.com/support.html