Got this as part of a job lot. It did not come with power supply but was taken from a working environment. Selling as is



On Screen Display (OSD)
Durable design
Auto Scan Mode lets you switch between computers for easy monitoring
 On Screen Display (OSD)
Durable design

Supports PCs with USB or PS/2 keyboard and mouse connectors
Universal 8 port KVM switch Module controls up to 8 computers directly and up to 64 computers by cascading 8 additional KVM switches
Login authentication restricts access to authorized users
Security features, including port locking and auto scan
Hot-pluggable
Cascadable design
Compatible with PC, Mac and Sun servers and systems