Compatible Devices:Personal Computer Hardware Interface:USB Operating System:Windows, Mac Item Weight:79 g Features:1. Easy Plug and Play Installation. USB bus powered--Requires no external power.2. Stereo Headphone output lets you jam with your computer and can also be used for monitoring with active monitor speakers.3. Variable-speed file playback function for MP3, WAV, AIFF audio files perfect for easy learning and practicing.4. USB Guitar Link Cable is a professional tool that enables you to turn your PC computer into fantastic working platform on which you can use the classic effects, in the studio as well as on stage.5. Support OS: Microsoft Windows XP (SP2) and Windows Vista,for Mac OS 8.5 or above.Specifications:Input impedance: high resistance (hi) 250k ohms, low resistance (low) 400k ohmsHeadphone output impedance: 50 ohmsThe maximum output level: -2dbu, 2 * 3.7mW @ 100 ohmSampling: 16bit, up to 48kHzGross weight:78gPackage Included:1* USB Guitar Link Cable1* Software CD Driver About this item [USB Connector]: Compact USB interface allows you to plug in your electric guitar or bass and turn your computer into a guitar amp and recording system [Easy to Use]: 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 [High Performance]: Stereo Headphone output giving you high quality sound with your computer and be used for monitoring with active monitor speakers [Support OS]: Microsoft Windows XP (SP2) and Windows Vista, for Mac OS 8.5 or above [100% Satisfaction]: If you have any question about this item, please feel free to contact us, we will help you within 24 hours on week days See more product details [USB Connector]: Compact USB interface allows you to plug in your electric guitar or bass and turn your computer into a guitar amp and recording system [Easy to Use]: 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 [High Performance]: Stereo Headphone output giving you high quality sound with your computer and be used for monitoring with active monitor speakers [Support OS]: Microsoft Windows XP (SP2) and Windows Vista, for Mac OS 8.5 or above [100% Satisfaction]: If you have any question about this item, please feel free to contact us, we will help you within 24 hours on week days