HDMI KVM Extender 1080P @ 60Hz Over Single Cat5E/6/7 Ethernet Cable Up to 50m/165ft with Loop Out & POC Function Support USB Keyboard Mouse - Walmart.com
Amazon.co.jp: 4K HDMI USB KVM Extender via Cat5e/6, Up to 120M/390ft 4Kx2K @ 30Hz, IR Remote Control, PS3/4, Keyboard, Mouse, Laptop, Transmitter, Receiver (US Plug) : Computers
4K DisplayPort USB KVM HDBaseT Extender RS232 Ultra-HD CATx