BI-Directional HDMI 2.1 Switch: Allows you to connect two HDMI sources to single HDMI monitor(as switcher), or one HDMI source to toggle between two HDMI monitors(as splitter, only ONE SCREEN can display at a time). You can easily switch between them with a button push. Note: HDMI Cable NOT included. | 8K Ultra-High-Definition: Support 8K@60Hz, 4K@144Hz/120Hz/60Hz, 1080P@240Hz resolution and back forward compatible. Teaming it up with VRR, Dynamic HDR, HDCP 2.3, Doby vision to help you be immersed in a realistic viewing experience. | 4K@144Hz High Refresh Rates: 144Hz/120Hz refresh rates offer a smoother and sharper picture on the television without the nauseating motion blurring, which will worked perfectly well with the Xbox Series X, Ideal solution for both gamer and movie lovers. | 48Gbps High Speed Transfer Speed: The bandwidth of the HDMI2.1 switch box has achieved a qualitative leap from 18Gbps to 48Gbps (6GB/S). Ensure the stability signal transfer, no delay, no tearing, provide you with a smooth game/movie experience. | Plug and Play: Easy to setup, just press the button of the HDMI switcher can easily select the source or screen you want. Note: For some devices, when their HDMI port can not provide sufficient power for this product to work, please connect included power cable to your USB devices for enough power.