J-Tech Digital 4K HDMI USB KVM Extender / Matrix Extender / Video Wall Controller over Single Cat5e/6 Cable up to 390ft / Optical Fiber up to 37 mile (Transmitter) - Walmart.com
Brightlink New 4x4 HDMI Matrix - Support 4K@60HZ 4:4:4, Downscaler (Model # BL-4X4-HD20-A) with 4 HDMI/HDBaseT Extenders
Tripp Lite HDMI Over Cat6 Extender Switch Kit 4-Port Wall Plate/Box 4K PoC - B127A-4X1-BH - -
4x4 HDMI Matrix Switcher / CAT5 Extender - Video Switchers
HDMI over Cat5e/6/6a 4x4 Extender Matrix Transmitter, 4K x 2K 30 Hz, 4 Input, 4 Output | Tripp Lite
Hdmi Switch Splitter 4x4 Matrix Switcher/splitter/extender Over Cat5e/6 By Cat6 Cable Up To 130ft(one Tx&4 Receivers Included) - Audio & Video Cables - AliExpress
Monoprice 4k 18gbps Hdbaset 8x8 Hdmi Matrix Extender Switch Over Cat6 - Black With 8 Receivers And 8 Ir Kits - Blackbird : Target