7.1 USB Sound Adapter Card

Usb hid class specification 1.1 usb audio device class specification 1.0. usb bus-powered, no external power required. connectors: usb type a, stereo output jack, mono microphone input jack xear 3d virtual 7.1 channel sound simulation software for windows xp / vista is included functions keys: microphone-mute, speaker-mute, volume-up and volume-down led indicators: microphone-mute status, activity plug and play. no drivers required for windows 98se / me / 2000 / xp / server 2003 / vista, linux, macos dimensions: 2.25" x 1.0" x .50" package includes: -- 1 x 7.1 channel external usb audio sound card adapter -- 1 x software disc for xear 3d