※ HDMI 2.0 and HDCP 2.2, Supports 4K 60Hz,3D and HDR. Great 5.1 surround sound. HDMI ARC function is supported. When with ARC channel input, the cable must be HDMI 2.0 (19 + 1 core). It's an excellent high quality 5.1ch surrounding audio and video system for movies, game, music. Including 2pcs of Remote controls.

9 signal source inputs（3×HDMI / COXIAL / OPTICAL / PC-USB / U disk-USB / AUX / BT-5.0 Receiver）.You can switch different signal sources randomy by Button or Remote. The BT-5.0 Receiver,The transmission distance is up to 15m.100 level volume adjustment, more delicate sound quality. All signal source(HDMI/ARC/COX/OPT/PC-USB/AUX/U disk-USB/BT-5.0) can decode to 5.1ch output,it is audio decoder system. Except for U disk all signal sources (HDMI/ARC/COX/OPT/PC-USB/AUX/BT-5.0) can convert to COXIAL/OPTICAL output.it is S/PDIF Switcher system. Support 192Khz/24Bit playing.If the audio signal source is 5.1ch then the hardware decodes (real 5.1). if the audio signal source is 2.0 then Software decoding (virtual 5.1).