The Behringer MONITOR2USB Headphone & Speaker Controller is a premium-grade monitoring centre with outstanding VCA control for incredibly accurate level adjustments. With a large volume knob users can precisely set their ideal settings with ease thanks to the bigger size of the control. An integrated USB audio interface allows for direct connection to computer based studios and features 2 x stereo inputs. 3 x monitor outputs let you connect up to 3 sets of studio monitors for ultimate flexibility and the 2 headphone amplifiers each have separate volume controls.