Product Description: HD Multiviewer Switch Supports 4K 60Hz 3.5mm Output 1 in 4 Out Quad Multi Viewer Seamless Switcher for Security Cameras, PCs, Projectors, UK Plug Wide Compatibility: This versatile multiviewer switch is designed to work seamlessly with a broad range of devices, including security cameras, PCs, media players, computers, HDTVs, and projectors. Whether you're setting up a security system or a multimedia display, this switcher ensures smooth integration with your existing equipment. 1 In 4 Out: The switcher efficiently splits one high-definition multimedia signal or DP input signal into four identical high-definition multimedia output signals. Please note that it does not support extended display. For optimal performance, it is recommended to use a high-definition multimedia interface cable no longer than 30 feet. Seamless Switching: Experience instant switching between four high-definition multimedia interface input sources with the 4-port seamless switching feature. This functionality eliminates waiting times during the switching process, making it particularly beneficial when using the unit in full-screen mode. Supported Resolution: The multiviewer switch supports a wide range of resolutions, including up to 4K 60Hz, 1080p, 720p, and VGA to WUXGA. It is compatible with YUV444, YUV422, YUV420, and RGB444 video formats, and supports LPCM sound, ensuring high-quality audio and video output. Plug and Play: Designed for ease of use, this switcher supports the RS232 protocol and features a power failure memory function. It also supports 2x2 splicing and is easy to operate with its plug-and-play capability. For advanced setups, it supports cascading to achieve high-resolution splicing, such as 4x4 splicing, enabling a stunning 7682x4320 8K display through four splicers.