This HDMI 4x1 HDMI Seamless Quad-Split Multi-Viewer Switcher can work as seamless hdmi switch when all 4 hdmi inputs are 1080P@60Hz. 4K HDMI Multi-viewer. 1X HDMI 4K Multi-viewer. The 4 in 1 out HDMI quad viewer supports scaler function and can support in and out resolutions up to 3840X2160@30Hz and HDCP 1.4.
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