Fender Portable Sound System - Operating the grey Fender

How to operate the GREY Fender portable sound system; what all the knobs do, etc.

[@dennyrich]

THERE IS A LITTLE RED SWITCH ON THE BACK SAYING 115 IS THIS THE VOLTAGE GOING THROUGH THE PA

[@pontianaksenibudaya2986]

TheBest

[@music_by_carlos]

Mine automatically connects to the radio not sure how to stop this