... good quality FCC,CE,ROHS USB Sound Adapter 7.1 Channel Description The USB Virtual 7.1 Channel Sound Adapter is a highly flexible ... simulation software, it turns your stereo speaker or earphones into 7.1 channel environment. No drivers required, just plug and play ... : microphone-mute status, activity Includes xear 3D, the virtual 7.1 channel sound simulation software for Microsoft Windows XP/Vista No ...