RCF MC-1, Passive Monitor Controller, 1 Stereo input XLR/TRS jack combination, 1 Stereo input TRS jack or 3.5 mm stereo mini jack, 2 Stereo XLR outputs, Switch for inputs and outputs, Metal housing, Low-distortion passive attenuation circuit, Mute switch, Dimensions (W x H x D): 140 x 80 x 140 mm, Weight: 0.95 kg