Wiistar 5.1 Channel AC3/DTS Audio Gear Digital Surround Sound Rush Decoder HD player with USB Port Converts DTS/AC3/PCM digital audio to analog 5.1 channel or stereo audio Simulates stereo audio to analog 5.1 channel audio Audio inputs: 2 x Optical (Toslink), 1 x Coaxial, 1 x Stereo 3.5mm Analog 5.1-channel (3x3.5mm) or Stereo output (FL/FR); 6 RCA version also available Plug and play