Originally Posted by jstegman
FYI: I just bought the music gateway for my 2008 E92 last week and am disappointed. The volume comes out really low (50% of radio) so you have to crank it up which distorts the sound.
The problem might be that your cell phone volume is low.
Go to your phone's volume setting and increase it to full.
On android, it would be media volume.
I installed an app where when the phone connects to the bb music gateway, it turns volume all the way up and forces connect on the 335i bt.