Built in high performance RTOS operating system and audio decoder chip, support DTS / AC-3.Super fast start time about 3 seconds.HDMI iutput, 1 x CEN, 1 x SW, 1 x FL, 1 x FR, 1 x SL, 1 x SR, 3.5mm headphone port.HDMI input resolution: Up to 3840×260@30Hz;4096×2160@30Hz.HDMI to achieve audio signal decoding synchronization. There are PASS / 2.0CH / 5.1CH three audio mode options. Support 6CH volume synchronous adjustment. Auto decode AC-3/DTS (LPCM/PCM/RAW) input signal without any action.Compatible with network player, HDTV, Blu-ray DVD, DVD, PS4, Xbox 360, DM500S, DM800HD etc.Small size and metal case, anti-interference.Adopt 6CH RCA / 3.5mm headphone port output, convenient and efficient in use.