TRENDnet 4-Port USB KVM Switch and Cable Kit With Audio, Manage 4 Computers, USB Switch, Windows, Linux, Auto-Scan, Plug And Play, Hot Pluggable, 2048 x 1536 VGA Resolution, White, TK-409K - Newegg.com
TRENDnet TK-407K 4-Port USB KVM Switch Kit Windows and Linux New Sealed 710931304268 | eBay
TRENDnet 4-Port USB KVM Switch Kit, VGA and USB Connections, 2048 x 1536 Resolution, Cabling Included, Control Up to 4 Computers, Compliant with Window, Linux, and Mac OS, White, TK-407K
New Old Stock Trendnet TK-400K 4-port PS/2 KVM Switch Kit - Etsy