PLUG AND PLAY: This HDMI switch is easy to setup and operate. No external power supply needed, just connect your HDMI devices to enjoy! Simple press of a button to swap signal within one second, and the LED light tells you which port is active. | UPGRADED HDMI SWITCH: Solid Aluminum Alloy construction, Kisdoo durable HDMI bi-directional splitter help you connect two HDMI sources to one HDMI display, or connect one HDMI source to toggle between two displays. Two screens CANNOT display simultaneously. | HIGH RESOLUTION: Maximum support 4K@120Hz, 4K@144Hz, 1080P@240 Resolution and backward compatibility with other resolutions. (8K resolution not supported). HDMI 2.1 standard, supports VRR and dynamic HDR chromaticity 4:4:4, Dolby Vision, HDR10, HDCP 2.2, DTS. (Excluding HDMI cable, please purchase it yourself. HDMI 2.1 cable is required, otherwise it will not be possible to achieve this 4K@120/144Hz) | COMPATIBILITY: HDMI Splitter Switcher suitable for most devices with standard HDMI interface. Input: computer, XBox 360, XBox One, PS5 / PS4, Blu-Ray DVD player, Route Roku, Chromecast, PC etc. Output: HD-Ready, Full HD TVs, Apple TV, monitors, projectors etc. | FAST & STABLE TRANSMITTION: The HDMI Switch provides high bandwidth 48Gbps data transmission, Input and output AWG26 HDMI standard cable length could reach up to 3m. No loss of picture or video quality. (HDMI Cable NOT Included)