Used but in near perfect condition. Very light use on home studio. Never mounted in a rack. Eight-channel stereo line mixer Microphone/line input on channel one Stereo effects bus which can be shared between two linked units Channel expansion feature for expansion to 16 stereo input channels Individual Pan and Effects Send controls on each channel Signal clip and overload LEDs on each input channel Stereo five-stage LED ladder for output level indication Stereo monitor out Mono input source compatibility for stereo output 1RU 19-inch standard equipment rack size $100 shipped CONUS PM with questions or offers. No trades.