Function: This product can be used as a signal router, allowing you to have a TV in two separate rooms. You can watch TV in one room, and when you want to switch to another room, simply turn off one TV and turn on the other, then route the signal to the TV in the other room. Perfect for connecting an HDMI-compatible device to two visual devices. Allows connection of HDMI devices with built-in HDMI ports, such as HDTVs, PlayStation 3, upscaling DVD players, LCD monitors, and projectors. Gold-plated connectors provide better signal transmission. Allows connection of HDMI devices with built-in HDMI ports, such as HDTVs, PlayStation 3, upscaled DVD players, LCD monitors, and projectors. HDMI splitter 1 in 2 out 4K HDMI splitter. Only one output device should be active at a time. Unless both TVs are the same size, both TVs will display images when connected.