This is a guitar link that lets you connect your guitar to your computer via USB to use as a guitar ampor recording system.It's an excellent gadget for beginners and experienced players alike to practice and perfect their abilitiesand tunes.Features:Plug in your favorite guitar and turn your PC or Mac computer into a guitar amp and recording systemwithout any other hardwareStereo Headphone output lets you jam with your computer and can also be used for monitoring withactive monitor speakersConnect via USB cable, requiring no external power sourceVariable-speed file playback function for MP3, WAV, AIFF audio files-perfect for easy learning and practicingSoftware driver application includedSpecifications:Supported OS:Windows XP SP2/Vista/7, MacOS 8.5, 8.6, 9.x, OS XInterface: USBAudio Quality: 24-bit, 44.1/48kHzCable Length: 140cmWeight: 90gPackage Included:1 x Guitar to USB Interface Link CableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.