1、4K 4x2: This multiviewer switch features 4 HD multimedia interface inputs and 2 HD multimedia interface outputs, allowing seamless switching or splitting of four HD video sources to two displays or projectors. Note: HD multimedia interface output 2 is limited to displaying one of the four input sources in full screen. 2、6 Display Modes: Exclusive to HD multimedia interface Output 1, display multiple HD multimedia interface input sources (up to 4) on one screen. It supports 6 viewing modes: full screen, double screen (2 types), 4 equal screens, 1 large and 3 small screens, 1 large and 1 small screen. 3、High Resolution And Compatibility: The 4 in 2 out HD multimedia interface switcher supports up to 4K at 30Hz, 3D, 1080P at 60Hz, and 720p, and is compatible with HD multimedia interface 1.4b/2.0a, HDCP 1.4, and DVI standards. 4、Easy Switching: With a remote control and panel switch key, easily toggle between multiple HD multimedia interface input sources. It's plug and play with no need for additional drivers or software. The compact and slim design makes it portable and space saving. 5、Broad Device Compatibility: The HD multimedia interface multiviewer switch is compatible with most HD multimedia interface devices like security cameras, PCs, laptops, DVD players, camcorders, and gaming consoles to TV, displays, and projectors. Ideal for home theaters, offices, schools, conference rooms, shopping malls, hotels, or museums. Item Type: 4K Multiviewer Switch Material: Iron Remote Control Battery: 2 x AAA (Not Included) Input Interface: HD Multimedia Interface x 4 Output Interface: HD Multimedia Interface x 2 (OUTPUT A with Four Screens, OUT B with Single Screen Only) Compatible with: HD Multimedia Interface 1.4b/2.0a, HDCP 1.4 and DVI Video Resolution: 4K at 30Hz, 3D, 1080P at 60Hz, 720p Supports: 2CH Analog Sound Modes: 6 Switch Modes Control: Key Control and Remote Control 1 x Multiviewer Switch 1 x Adapter 1 x Remote Control 1 x User Manual