1X4 HDMI 2.0 SPLITTER WITH SCALER / AUDIO EXTRACT – HDMI 2.0B, HDCP 2.2/HDCP 1.4 COMPLIANT. SUPPORTS HDMI RESOLUTION THE MAXIMUM UP TO 4K2K@50HZ/60HZ (4:4:4) SUPPORTS DGITAL AND ANALOG AUDIO EXTRACT OUDTPUT FROM HDMI SOURCES. SUPPORTS OUTPUT BYPASS AND 4K->1080P DOWNSCALER FUNCTION VIA DIAL SWITCH ON PANEL. SUPPORTS ANALOG AUDIO PCM 2.0. SUPPORTS OPTICAL AUDIO PASS-THROUGH FORMAT ABOUT LPCM 2.0/2.1/5.1CH, DOLBY 5.1, DOLBY TRUE HD, DOLBY DD+, DTS 5.1 DTS-ES6/DTS-HDMA