1. Easy connection to computer,USB plug and play 2. asio channel allows your effect to use directly(you can also use software like guitarrig etc.) 3. Let your computer become a guitar adapter, a variety of powerful effects can be downloaded on the Internet(You can find more on the internet,such as ,etc.) 4. High-impedance input port (general professional sound card input port can not be directly connected to a guitar) 5. Comes with a headphone output, can listen directly Support system:For XP/Vista 7 32bit 64bit Cable length:. 1m/3.3ft PC Connection: USB 2.0 colour:white material:plastic size:9.5cm*5cm*2cm Package Contents: 1*USB Guitar Adapter Only the above package content, other products are not included. Note: Light 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.