✅ [4K@60Hz 2X2 HDMI Switcher/Splitter] : - It also can Switch between two input source devices and splitter the signal simultaneously to four displays.(the 2 display show the same picture at the same time) ✅ [HDMI Switcher ] : - Plug and Play. When connecting 2 different Input Source to two Display device, you can choose any one of the input source to the displays at the same time.(the 2 display show the same picture at the same time) ✅ This 2x2 HDMI splitter selector supports single HD display for multiple sources, such as DVD Players and Satellite Receivers, Digital Projectors, A/V Receivers and Set Top Boxes.