... turns your stereo speaker or earphones into 7.1 channel environment. No drivers reuqired, just plug ... Audio Device Class Specification 1.0 Complaint with USB HID Class Specification 1.1 USB bus-powered mode, ... Volume-Down Include Xear 3D, the Virtual 7.1 channel sound simulation software for Windows XP/Vista ... MacOS 10 or higher Xear 3D(virtual 7.1 channel sound simulation software) for windows XP/ ...