Amazon.com: MT-VIKI Upgraded 4K HDMI Matrix Switch 8x8 Support Web GUI w/IR Remote, Rack Mount Switcher & Splitter, 4K@30Hz, EDID, RS232, LAN Port (Using US ADI Chip) : Electronics
Extron DXP 44 HD 4K 4x4 High Performance HDMI Matrix Switch | eBay
HDMI Switchers | Extron
Extron ships DXP HDMI matrix switchers - AVNation TV