The Aspen PSM-160 is a conventional AC adapter that is made to sit on the desktop or on the floor. The unit is constructed with an all-metal housing. It outputs 60-watts at 13.8-volts from a single 4-pin XLR connector. The PSM-160 can be powered from AC power sources 90-240 volts AC, 50 or 60 Hz- virtually anywhere in the world.