aoeyoo AY07 USB Guitar To PC MAC Interface Audio Link Cable Record Easy Plug and Play Installation. USB bus powered--Requires no external power. Plug in your favorite guitar and turn your PC or computer into a guitar amp and recording system without the need for any other hardware High-quality components and exceptionally rugged construction ensure long life. Variable-speed file playback function for MP3, WAV, AIFF audio files perfect for easy learning and practicing.