... required!Connectors: USB Type A, Stereo output jack, mono microphone input jackXear 3D virtual 7.1 channel sound simulation software ... Linux, MacOSDesktop or notebook PC with a USB port.Stereo active speaker or stereo earphone.Windows 98SE, ME, 2000, Server 2003 ... , MacOS, or higher.Xear3D (Virtual 7.1 channel sound simulation software)Manufacturer Part Number: SYBA SD-CM-UAUD71 USB Sound Card Adapter