Originally Posted by DRTBYK
Hope you found the answer before now but with your iPhone "connected", just press the SRCS Mobile button (middle one) and wait for the iPhone's Voice Control "ding". Then, speaking in a normal voice, say Play Artist blah blah blah. Or, Play Playlist blah blah blah, or say, Next Song, Previous Song.
This is all in your iPhone User Guide.
Many thanks, Dan. I'll give that a shot this weekend.