My last one didn’t and the one before had one on the trailer and one in the unit, I could only turn the unit one off.
To be fair I’ve only been bothered by noise once, it was a hot summer night (not a meatloaf song) and I had the roof vent open and a bloody owl wouldn’t stop hooting all bleedin night… The One week I forgot my earplugs, great inventions them 
(earplugs… Not owls)