Enjoy sounds in high quality digital sound. Instead of listening to your music,DVD movie,or
  game play in mono or plain 2 channel stereo sound, with LH's U1AUC-BK USB audio adapter,
  combine with the professional software from Xear 3D Sound Technology, you can now enjoy
  everything in virtual surround sound with Virtual 7.1CH, HRTF3D, EAX, and Speaker Shifter
  effects.
   
 
    USB 1.1 compliance
   
    High speed signal transfer
   
    High performance 48Khz sampling rate for 7.1 channel audio playback
   
  Embedded high performance 16-bit audio DAC
   
  Digital Audio output
   
  Easy access volume control and play hot key
   
  Easy plug & play
   
  Supports Windows O.S
   
  U1AUC-BK