Product Description.Size: 5*5*1.9 cmColour: BlackPackage Contents. 1*Switcher1. Bi-directional HDMI switcher Supports 2 HDMI hosts (DVD player, PS4 or other devices with HDMI interface) on one HDMI monitor or TV; or connects one HDMI host (DVD player, PS4 or other) to two HDMI monitors or TVs. (Only one monitor is displayed)2. High resolution 4Kx2K @ 30Hz high resolution and 3D HD audio and video support. 3.4Gbps transmission speed supports high resolution.3. Fast and stable transmission This HDMI AB switcher not only supports high bandwidth data transmission of 3.4Gbit/s, but also ensures stable high resolution audio and video display.4.Compatibility Suitable for most devices with a standard HDMI interface. Input. PC, XBox 360, Xbox One, PS3/PS4, Blu-ray DVD player, etc. Full HD TVs, monitors, projectors, etc.5. Plug and PlayNo external driver required, just press the button on the HDMI box to move the input or output source. With 2 LED indicators you can easily see which connected HDMI device is running.