HDMI Multiviewer 16X1 1080P HDMI Quad Screen Multi Viewer Splitter 16 in 1 Out Seamless Switch 4 8 16 Way Display Screen Divider 16 HD Video Signal On the Same One Screen 4 models 1x1 4x1 8x1 16x1 etc

4k Video Wall Controller 4X4 Matrix Switch Splitter 4 HDMI in 4 HDMI Out Switcher 3.5mm Output Audio Support Auto Switching IR Remote RS232 180° flip 12 Splicing Modes 2x2 1x2 1x3 1x4 2x1 3x1 4x1 etc