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 * Works directly with PC or Mac computer, Ultra-Low latency driver for PC included. * High-quality components and exceptionally rugged construction ensure long * Variable-speed file playback function for MP3, WAV,AIFF audio files, perfect for easy learning and practicing