IOGEAR - GHMS8044 - 4x4 HDMI Matrix Switch with RS-232
HDMI 4X4 Matrix 4K SKU: ATDS110550 - American Teledata Store
TESmart 4x4 HDMI Matrix 4K@60Hz UHD 4 in 4 out Support HDCP 2.2 with I – BuyTESmart.com
Startech .com 4x4 HDMI Matrix Switcher and HDMI over HDBaseT CAT5 Extender230ft (70m)1080pShare and extend four HDMI video sources up... ST424HDBT - Corporate Armor