HD Audio Decoder Used 24-bit audio DSP,96 KHz digital receivers,and 192 KHz or 24bit ADC and DAC.Support Dolby Digital AC-3 Dolby Pro Logic,DTS,PCM andother digital audio format source decode,a variety of sound field and the replay results of two listening modes,5.1 analog audio output ,will auto work with different amplifier and speakers to get different sound effects,easy to connect many entertainment devices which with optical and coaxial digital signal and analog output signals ,such as:set-top boxes,for HD players,for Blu-ray DVD,for PS2,for PS3,for XBOX360 Features: 1.Convert DTS or AC3 source digital audio to analog 5.1 audio or stereo audio output 2.The analog stereo L or R signals after digital processing chip handle convert it to analog 5.1 channel output 3.Multi channel audio input SPDIF,Coaxial,Stereo 2 x SPDIF input,1 x Coaxial input, 1 x Stereo 4.Analog 5.1-channel or Stereo output Specification 1, Signal to Noise:120db 2, Degree of Separation : 85db 3, Frequency response: 20Hz-20KHz +- 0.5db 4, Max Output Volt: 2.2V 5, Power Supply DC 5V 1A outlay 110v-240v broadband convert DC5v Power Package content: 1 x Digital Audio Decoder 1 x Power Adapter 1 x Optical Cable 1 x User Manual