Features: 1.HDMI 1.4 port supports 2 inputs and 1 output, easy to use. And 2 computers can share one monitor in this way. 2.Expand 3 USB2.0 ports, switcher supports keyboard, mouse, printer and other USB equipment sharing, easy to plug and unplug with wide compatibility. 3.Switch easily, HDMI splitter can work stably and quickly by switching to another computer. The indicator shows the working status, which is convenient for identifying the computer being connected. 4.Strong compatibility helps HDMI switcher compatible for Win7 / 8 / 10 / XP / Vista / desktop / PS4 / game console / TV box,etc. 5.Power off memory function helps save keyboard hot key setting parameters after power off, plug and play, no power supply required, support hot swap and small size, save space and make the desktop more tidy. 6.Automatic resolution recognition, HDMI interface supports DDC function, supports computer terminal to read display information and computer terminal to read monitor information, which automatically adjusts resolution of up to 4K30hz resolution. specification:Item Type: HDMI switcher Input Port: 2 x HDMI Output Port: 1 x HDMI HDMI Standard: HDMI 1.4 HDMI Interface: HDMI-A interface USB Interface Protocol: USB2.0 PC Input Interface Type: USB-B PC Output Interface Type: USB-A Resolution: Up to 4Kx2K at 30Hz (3840x2160), 3D, 1920 x 1080 at 60Hz, backward compatible. Switch Button: Switch PC1, PC2 Power Supply: Powered by USB port Power Consumption: Maximum 2W PackageList:1 x HDMI Switcher2 x USB Cable1 x User Manual