Gotd 7.1 Channel USB External Sound Card Audio Mic Adapter USB BuspPwered Mode Highly Flexible Audio Interface Plug in and Play Kit Compatible with All Major Operating System Withou Driver for Windows Compliant with USB 2.0 full-speed (12Mbps) specification Compliant with USB HID Class Specification 1.1 Support Windows 98SE/ ME/ 2000/ XP/ SERVER2003/ VISTA, LINUX, MACOS10 or higher easy and portable to take Plug and Play, No driver needed