The compact HDMI switch in a robust metal housing is intended as a reliable switch between different HDMI devices. The choice of the input/output signal is done manually by pressing a button:1 x 2-function:You can 1 signal source, e.g., a receiver, on 1 of 2 possible outputs, for example, TV or projector, switch. There is no parallel output of both outputs is possible. The big advantage to a splitter is that TV and projector in handshake do not disturb. The projector can, for example, only 720p and the TV 1080p, if a splitter and the TV only 720p.2 x 1-function:You can 2 signal sources either on 1 device. Thus, for example, a receiver or a DVD player to a TV can be switched. At the HDMI switch bi-directional switch on by pressing a button and thus gives the signal from the receiver or the signal from the DVD player to the TV. The changeover is done purely manually, not automatically.Future-proof Your TV Ultra HD TV is gaining more and more market shares. Full HD technology can't displa