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black199

macrumors newbie
Original poster
Oct 17, 2010
6
0
Just wondering how to hook up my iphone to a boat stereo headunit so that the head unit buttons still work. i have tried using the 3.5mm jack to RCA cable but that only allows the volume to be chaged by the headunit. is there anyway that i can hook it up so that i can use the next and previous track buttons aswell?

I have heard that to have full use of all the buttons on the stereo head unit in conjunction with the iphone you need to connect the phone by using the SYNC to USB cable. my headunit does not have USB connection. however would this work:

connecting the normal white USB to SYNC cable to the bottom of the phone then connecting the USB end of the SYNC iphone Cable to a USB conversion to left and right audio cable and connecting it to the head unit that way? or is that just taking the USB data from the phone then converting it back to left and right audio???
 
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