CE Compass New Guitar To USB Interface Link Cable PC/MAC Recording Plug in your favorite guitar and turn your PC or Mac computer into a guitar amp and recording system without the need for any other hardware Stereo Headphone output lets you jam with your computer and can also be used for monitoring with active monitor speakers Audio Quality: 24-bit, 44.1/48kHz USB bus powered, no external power required Support OS: Microsoft Windows XP (SP2) and Windows Vista