1、WIDE COMPATIBILITY: The multiviewer switch is compatible with a wide range of devices including security cameras, PCs, players, computers, HDTVs, projectors and more. 2、1 IN 4 OUT: Does not support extend display. this HD switcher splits only 1 high definition multimedia signal or DP input signal into 4 high definition multimedia output signals that are the same as the input signals. It is recommended to use an high definition multimedia interface cable no longer than 30 feet. 3、SEAMLESS SWITCHING: With its 4 port seamless switching feature, it provides instant switching between the four high definition multimedia interface input sources without having to wait during the switching process. This is especially useful when using the unit in full screen mode. 4、SUPPORTED RESOLUTION: This high definition multimedia interface multiviewer switch supports up to 4K 60Hz, 1080p, 720p, VGA to WUXGA, supports YUV444, YUV422, YUV420, RGB444 videos, supports LPCM sound. 5、PLUG AND PLAY: Support for RS232 protocol, support power failure memory function, support 2x2 splicing, easy to operate, plug and play, support cascade to achieve great resolution splicing, such as 4x4 splicing, through the 4 splicers to achieve 7682x4320 8K display. Item Type: Multiviewer Switch Material: Aluminum Alloy Input Resolution: 3840x2400 60Hz, 7680x1200 60Hz, 1920x4800 60Hz High Definition Multimedia Interface Output Resolution: 1920x1080p 60Hz, 1920, 1200p 60Hz Supported Video Formats: YUV444, YUV422, YUV420, RGB444 Supported Sound Formats: LPCM Maximum Transmission Bandwidth: 600MHz Maximum Transmission Speed Rate: 6x3Gbps High Definition Multimedia Interface Cable: ≤10m AWG26 High Definition Multimedia Interface Standard Cable Remote Control Battery: AAA x 2 (Excluded) 1 x Multiviewer Switch 1 x Remote Control 1 x Supply Adapter 1 x Instruction Manual