Hdmi 4x1 Quad Multi-Viewer With 4k Output

[4K/2K/1080P 4X1 Multiviewer]: This multi-viewer makes your HDMI devices display 4 pictures in one monitor at the same time with 4K resolution, especially in the large screen. It can also be used as 4 in 1 out seamless switch box, makes one monitor display one of the four input signals. ★ [Multiple Display Modes with Audio Switch]: The multiviewer supports 4 modes, One View Mode, Dual View Mode(Better view for phones), Quad View Mode, Quad View Cycled Mode, supports audio switch(Not for One View Mode) and mute. ★ [4K Resolution]: Supports 4K, 2K and 1080p output resolution, compliant with HDCP 1.2, DVI 1.0, which means that it supports DVI to HDMI converter from input source. ★ [Engineering Grade, Versatile Application]: Can be used widely in multi-player games/ IT Business/ video meeting/ exhibition hall/ TV marketplace/ stock market/ display mall/ education/ surveillance etc.