EDIMAX - KVM Swtiches - Mini - 2 Ports PS/2 Mini KVM with Cables
Amazon.com: TRENDnet 8-Port USB/PS2 Rack Mount KVM Switch, TK-803R, VGA & USB Connection, Supports USB & PS/2 Connections, Device Monitoring, Auto Scan, Audible Feedback, Control up to 8 Computers/Servers : Electronics
IOGEAR - GCS1724 - 4 Port VGA KVM Switch, PS2 and USB