USB Guitar Cable Guitar to USB Interface Link Audio Cable for MAC Computer Recording Adapter Guitarra Players Gift1. Easy Plug and Play installation. USB bus power supply – no external power supply required.2. The Stereo Headphones output allows you to jam with your computer and can also be used to monitor with active monitor speakers.3. Variable speed file playback function for MP3, WAV, AIFF audio files, perfect for easy learning and practice.4. The USB Guitar Cable is a professional tool that transforms your desktop computer into a fantastic working platform where you can enjoy classic effects, both in the studio and on stage.5. OS support: Microsoft Windows XP (SP2) and Windows Vista, for Mac OS 8.5 or later. Color: Black + White Material: Plastic Size: 26 x 14 x 1.3cm Package Contents: 1 x Guitar USB Audio Interface1 x English Manual1 x DialOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.