Dolby AC3/DTS audio decoders Input: 2 x Optical;1 x Coaxial;1 x Audio Output: 1 x SW/CEN;1 x FR/FL;1 x SR/SL,1 x USB It is an audio converter used in public entertainment and home Convert the optical and coaxial digital audio signal from computer PC sound card, PS3, XBOX360, Blu-ray DVD players, HD set-top boxes, HD players into analog signal, decode Dolby AC3/DTS audio and output analog audio at the same time, restore the DTS/AC3 field, widely used in schools, squares, concert halls, cinemas and other public places to enjoy the effect of DTS and Dolby. The product is widely used in back-end decoding of the computer PC sound cards, XBOX360.PS3, PS2. Set-top boxes, high-definition player, DVD player, etc. Good sound quality, feature-rich, with many interfaces, plug and play. compact, portable . Interface Introduce: A. Optical input interface: Next XBOX360, PS3, PS2. Set-top boxes, DVD player, Blu-ray DVD players, HD player B. Coaxial input interface: can be connected to computer PC sound card or notebook coaxial output, high-definition players, set-top boxes, DVD player, etc. C. AUX Input Interface: Connect to any group of LPCM stereo signals (such as computer audio, MP3 / 4 player audio) D. Three output channels: connect to home theater or a 5.1-channel power amplifier (three input channels) E.USB output: Supply 5V power to 5.1 Channel Headphone. 0.5 kg.