The hd sw104 is an intelligent hdmi amplified 4 port switch it allows four hdmi devices to be switched to one hd monitor projector or hd tv with a touch button design switching is easier and convenient the intelligent function will switch between hdmi sources as and when they are plugged in removed or turned off comes with a remote control for ease of switching specifications 4 port hdmi switch hdmi v1 3b supports up to 1080p supports 250mhz2 5gbps per channel bandwidth supports 12 bit