OREI DA51 Optical Fiber Coaxial DTS Digital-to-Analog Audio Decoder Convert DTS/AC3 source Digital Audio to Analog 5.1 Audio or Stereo Audio Output Support Dolby Digital AC-3 Dolby Pro Logic, DTS, PCM and other Digital Audio Format Source Decode Multi-channel audio input (SPDIF , Coaxial, Stereo) 2 x SPDIF input, 1 x Coaxial Input, 1 x Stereo The analog stereo (L / R) signals after digital processing chip handle convert it to analog 5.1 channel output Easy to connect many entertainment devices which with optical and coaxial digital signal and analog output signals (such as: set-top boxes, HD players, Blu-ray DVD, PS2, PS3, XBOX360)