BestDealUSA USB 2.0 Virtual 7.1 Channel Audio Sound Card Adapter
LED indicators: Microphone-Mute States, Activity    Include Xear 3D,the virtual 7.1 channel sound effect    Driverless-No driver required for windows 98SE/ME/2000/XP/Server 2003/Vista/Windows7.Linux,MacosSystem requirement:    Desktop or notebook PC with a USB port    Stereo active speaker or stereo earphone　Description: The USB 2.1Channel (Virtual 7.1) sound adapter is a highly flexible audio interface which can be used either with Desktop or Notebook systems. Bundled with Xear 3D sound simulation software, it turns your stereo speaker or earphones into 2.1 channel environment (Virtual 7.1 effect). No drivers required, just plug and play for instant audio playback, also compatible with all major operation systems.1 x USB sound adapter 7.1 channel