🌟【2x4 HDMI Matrix Switcher】: 4K@60Hz HDMI matrix switch can connect up to 2 HDMI input sources to 4 HDMI displays. With the IR remote control, which can be switched or split easily to 4 HDMI compatible monitors or projectors. All the four outputs can show the same or the different picture through different input devices, and the signal transmission without any delay. 
🌟【Audio separation】HDMI2.0 2-input 4-output 4K@60Hz matrix. Audio separation, stereo/optical audio output, external speakers/headphones can be connected Optical fiber, 3.5mm dual audio interface.