HDMI 4×1 Quad Multiviewer Switcher 1080p@60Hz

Thia HDMI 4×1 Quad Multiviewer Switcher, with 4 HDMI inputs, and 1 HDMI output, displays video from four HDMI source devices simultaneously on a single monitor. Switch to and control any of the four source devices while monitoring the other three continuously . What’s in the box
1 x Multi viewer Switcher