I use my Iphone for music and I have the TOM TOM APP that works great.

All mounted with a Ram Mount.

YOu can get a cable from Isimple solutions that charges the iphone and give you rca's or 3.5mm plug all in 1 cable.

 

I have the Garmin Zumo 550. I mounted it with the supplied RAM mount on the bars. I plugged it into the aux input on the radio and listen to directions and MP3's along with using my phone which is connected through bluetooth.

 

For about 2.00 I used Velcro call me cheap but it works great on my softy