The tascam rc f82 communicationcontrol surface for hs p82 recorder not included is a mix controller fader controller and talkback system for location recording applications eight 100mm faders control the 8x2 mixer or preamp trim on the hs p82 audio recorder allowing a stereo mix to be recorded in addition to the eight discrete tracks eight encoders can control trim level or stereo pan while the rc f8 has audio input and output routing with talkback for on set communication