Function: This product can be used as a signal router, allowing you to have a TV in two separate rooms. You can turn on one TV in one room, and when you want to switch rooms to continue watching TV, simply turn off the first TV and turn on the TV in the other room, routing the signal to that TV. Perfect for connecting an HDMI-compatible device to two visual output devices. Enables connection of HDMI devices with built-in HDMI ports, such as HDTVs, PlayStation 3, Upconverter DVD players, LCD monitors, and projectors. Gold-plated connectors provide better signal transfer. Enables connection of HDMI devices with built-in HDMI ports, such as HDTVs, PlayStation 3, upconverted DVD players, LCD monitors, and projectors. HDMI splitter 1 in 2 out 4k HDMI splitter Only 1 output device should be active at a time, unless both TVs are the same size, in which case both TVs will display images when connected.