Photo 1 of 4K HDMI Matrix Switch 4x4, HDMI Matrix Switcher Splitter 4 in 4 Out with RS232 Control, HDMI Matrix Selector Box with 3.5mm & Optic Audio Output.

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Photo 1 of 4K HDMI Matrix Switch 4x4, HDMI Matrix Switcher Splitter 4 in 4 Out with RS232 Control, HDMI Matrix Selector Box with 3.5mm & Optic Audio Output.Photo 2 of 4K HDMI Matrix Switch 4x4, HDMI Matrix Switcher Splitter 4 in 4 Out with RS232 Control, HDMI Matrix Selector Box with 3.5mm & Optic Audio Output.