zdyCGTime USB 2.0 Virtual7.1 Channel Stereo Audio Adapter External Sound Card with 3.5 mm and Microphone Ports, Internal Amplifier Volume Controls.Plug play.(Black)

USB 2.0 male to 7.1 Channel sound stereo card adapter. Headphone/speaker connector:3.5mm female. Microphone connector:3.5mm female.(3.5mm male must be a 3-section interface). No drivers required, just plug and play for instant audio playback, also compatible with all major operation systems.USB bus-powered mode, no external power required. Connectors:USB Type-A,Stereo output jack,mono Microphone-input jack. Functional Keys:Microphone-Mute,speaker-Mute,Volume-UP,Volume-Down.LED indicators:Microphone-Mute Stabus,Activity. Virtual 7.1 Surround Sound. Combined with USB 2.0 Full-Speed (12Mbps). Compatible with USB 1.0/ 1.1.USB 7.1 Channel Sound Card is a highly flexible audio interface which can be used either with Desktop or Notebook system. Bundled with Xear 3D Sound simulation software, it turns your stereo speaker or earphones into 7.1 Channel environment. A desktop computer can only listen to music. If you want a video call, it can only be used on a laptop computer, but the microphone interface must be a 3-section connector for normal use. System requirement: Desktop or notebook PC with a USB port, Windows 98SE/ME/2000/XP/Server 2003/Vista, Linux, MacOS 10 or higher, Xear 3D (Virtual 7.1 channel sound simulation software) for Windows XP/Vista.