Donny, I tried it, it works. Just go to settings - connections - data usage - mobile data (turn off)
Also, if you have wi-fi on then turn off any connected wi-fi network. And yes, I use a Galaxy.
chas
Chas I just tried it with the Mobile data OFF....as prescribed
played a song and had someone call me. ......
It
did not work ...
tried it three times with the music playing

.......
music stopped and call came thru.