... required LED indicators: Microphone-Mute States, ActivityInclude Xear 3D,the virtual 7.1 channel sound effectDriverless-No driver required for windows ... speaker-mute, volume-up, volume-down7) Include Xear 3D, the virtual 7.1 channel sound simulation software for windows XP/VISTA8 ... /Server2003/Vista, Linux, MacOS 10 or higher3) Xear 3D(Virtual 7.1 channel sound simulation software) for windows XP/vista4 ...