The GEFFEN HDMI Switcher Series HDH-16:2 Switcher provides users with a flexible way to apply it to HD home theater and electronic device systems. Plug and play, the HDH-16:2 switcher connects 16 HDMI sources, such as HDMI DVD systems, and then connects the switcher's output to 2 HDMI display devices. You can easily use the IR remote control to select the source you want to display on the display device. It can also be controlled via RS232. This is an effective and reliable solution that eliminates the need to buy multiple display devices, and the HDH-16:2 switcher does not require additional power supply to operate. Support HDMI1.4 3D, support HD resolution 3840X2160, support 3D video transmission, support 4KX2K video transmission, and comply with HDCP standard, support EDID read and write, support IR control, support automatic switching, support RS-232, support TCP-IP, WAP, IE control, metal chassis.