BUCIER 4X2 HDMI KVM Switch Matrix 4Port Dual Monitor Extended Display 4K 60Hz Supports USB2.0 Devices Control Up to 4 Computers

Support HDMI resolution up to 3840*2160/60Hz Support 3D video format Support 3 switching modes:IR remote control,button,keyboard hotkeys Support 4K (input) resolution turn to 2K (output)(Down scaler) Support 2 HDMI audio extraction, 3.5mm earphone jack and optical fiber interface output at same time 4 HDMI inputs switch and split to 2 HDMI displays Support LPCM/Dolby/DTS 5.1 channel