ReVent 80 CFM Bathroom Exhaust Fan with Bluetooth Speaker (New)The RVM80 is a high performance 80 CFM quiet bath fan that features a bluetooth speaker and 2 way smartphone communication. Play music, podcasts, or anything else your smartphone's assistant can do! Also included is the easy to install wall mounted fan control that allows you to turn the fan ON OFF, pause or play, and control the music volume. While not playing music, the fan operates at 0. 9 sones, one of the quietest bath fans on the market. PT 80