CKL Triple Monitor HDMI KVM Switch 2 Port 4K@30Hz, 2x3 Keyboard Video Mouse Switcher with Cables Support Extended and Mirrored Display for Windows, Linux and Mac : Amazon.ca: Electronics
StarTech - Network Triple Monitor DisplayPort KVM Switch with 2 Port USB 3.0 Hub & 4x USB 2.0 HID Ports - Black (SV231TDPU34K) — Limolin
kvm switch - Will this work? DIY 4 Monitor KVM - Super User
IOGEAR - GCS1964 - 4-Port 4K Triple View DisplayPort KVMP Switch with USB 3.0 Hub
CKL 2 Port USB 3.0 KVM Switch Triple Monitor HDM 2.1 8K 60Hz 4K 120Hz 144Hz, Keyboard Video Mouse Peripherals Switcher for 2 Computers 3 Monitors with Cables and Audio : Amazon.ca: Health & Personal Care
DEPZOL 2 Port USB 3.0 KVM Switch Triple Monitor HDMI 4K 60Hz, Keyboard
Triple Monitor KVM Switcher launched by TESmart Technology
StarTech.com 4 Port Triple Monitor DVI USB KVM Switch with Audio & USB 2.0 Hub - Newegg.ca
The Ultimate 4K KVM Switch w/ 4xPCs and 3xMonitors Control by TESmart - YouTube