Minx M5 2.1 Multimedia Speaker System with USB Connection to Your Computer 2.1 active desktop speaker system. USB audio input. Aux input (3.5mm). Headphone output. Desktop connection hub and volume control. Satellites: 72.5 x 72.5 x 73.8mm (2.9 x 2.9 x 2.91 inches). Subwoofer: 200 x 200 x 204.5mm (7.9 x 7.9 x 8.1 inches)