Behringer MONITOR1 is a stereo signal level and volume level controller Main features of MONITOR1: fully passive volume and attenuation control an inactive circuit guarantees the highest signal quality large potentiometer in the form of a circle with an indicator for high precision settings, 2 high-quality XLR / Jack combo inputs and one stereo 3.5mm mini Jack, 2 high-quality XLR outputs and one stereo mini Jack 3.5 mm, automatic translation