There are Bluetooth receivers available for around $20 or so. Plug it in to an input on your system, pair your phone and good to go. I've been using a Belkin unit for years now.
Make decisions based on what's important to you, but when I had a Dodge pulling a TT and getting 7-8 MPG, that 26 gallon tank didn't go so far. That was the trigger for me to go to a class A. Although I still stop for, um, bio-breaks, with a 75 gal...
FWIW, when on a CPAP, I was using a Resmed (24V) unit in my motor home. I got the 12v adaptor brick available for it and was able to run the unit from the 12V TV socket in the bedroom without issue. That brick stayed in the camper and the AC unit s...