It does not control volume. Inputs include CD Auxillary, Tape 1 in, Tape 2 In/Outs. There is provision for an external processor such as delay, or graphic equalizer.
The rca jacks for those have jumpers in place which when removed can attach the external processor. Then there are left and right line outs that connect to the power amplifier. Front controls from left to right are: Standby/On/Off switch..
A push push EXPL Switch, Tone activate switch, Bass, Treble, Balance knobs. 8 station memory switches, Bottom row of switches from left to right are: Tape 1, Tape2, Aux, CD, Tuner, Mute. On the far right volume control knob below that knob are three push switches. They are Band select/muteoff or mono/& auto tuning.There is a coax input jack on back for FM Antenna. Also a jack for a wired remote. Also 3 switched 120 volt polarized AC jacks which will power up to 500 watt load. The item "ROTEL RB 981 POWER AMPLIFIER & TUNER RECEIVER PREAMP & REMOTE WORKS GREAT" is in sale since Wednesday, April 14, 2021. This item is in the category "Consumer Electronics\Other Consumer Electronics". The seller is "arnysandra" and is located in Fairhope, Alabama. This item can be shipped to United States.