1、5.1 CHANNEL DIGITAL SOUND DECODER: Convert HD Multimedia Interface ARC, Digital Optical, Coaxial signals to 5.1ch channel analog surround sound and 2.1 CH (FL, FR, SW) stereo, support for Dolby Digital AC 3 for Dolby Pro Logic, DTS, PCM and other Digital sound format source decoding. 2、MULTI INTERFACE: Support 1 channel HD Multimedia Interface ARC input (connected to TV or projection, etc.), 1 channel digital optical input, 1 channel digital coaxial input, 1 channel wireless 5.0 input, 1 channel USB2.0 interface (U disk playback of music), support for key switching 2.0 5.1 channel two output modes. 3、5.0 VERSION, LED INDICATOR: Bluetooth reception support 5.0 version, support SBC ACC protocol. Automatically detect the input sound signal source format. LED indicators for input signal and working status allow you to easily select and identify the correct input channel. 4、SIGNAL INPUT MEMORY FUNCTION: 5.1 channel digital sound decoder restarts the input signal automatically restored, no need to select the input signal again or every time you switch the button, very smart. 5、POWERED, STEREO SURROUND EFFECT: Requires the connection of an AV amplifier or receiver to power your 6 speakers or bar, enjoy the perfect DTS or for Dolby stereo surround effect. 6、WIDELY COMPATIBLE: Suitable for HDTV, DVD, for PS game console, for PS3, for Xbox360, for DM500S, for DM800HD, etc. Widely used in homes, schools, concert halls, movie theaters and other public places. Item Type: 5.1 Channel Digital Sound Decoder Material: Aluminum Alloy Support Sound Format: DTS, DTS ES, AC3, FLAC, APE, DTS WAV, HDCD, AAC, WMV, MP3, M4A, etc. DSP Sampling Rate Sampling Frequency: 24Bit 192KHz 5.1 Analog Output: ≥ 2V RMS (1KHz 0dB) SNR: -92dB Dynamic Range: 105dB Frequency Response: 20Hz-20KHz Bluetooth Version: V5.0 Bluetooth Reception Distance: Approx. 15m/49.2ft 1 x Digital Sound Decoder 1 x Optical Fiber Cable 1 x Antenna 1 x Power Adapter 1 x Instruction Manual