Some like this may open up your selections.
https://www.amazon.com/BATIGE-USB3-0-Extension-Waterproof-Motorcycle/dp/B072KGMJ5N/ref=mp_s_a_1_3?crid=22LF7WJT3DO43&keywords=usb+aux+flush+mount&qid=1687530771&sprefix=usb+aux+flush%2Caps%2C217&sr=8-3