ICUIXIAN Multi-View 4x4 Seamless HDMI Matrix Switch 4 Input Video Wall Controller 2x2 4K60Hz 4:4:4 24-bit, HDMI 2.0, 18Gbps, Rs-232, 1x4-4x1-1x3-2x1-2x2 Video Wall 90-180° Rotate,4x4 Matrix(UD-0404)

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Sponsored Ad - ICUIXIAN Multi-View 4x4 Seamless HDMI Matrix Switch 4 Input Video Wall Controller 2x2 4K60Hz 4:4:4 24-bit, HDMI 2.0, 18Gbps, Rs-232, 1x4-4x1-1x3-2x1-2x2 Video Wall 90-180° Rotate,4x4 Matrix(UD-0404)