Extron System 5cr Plus I/O S-Video Computer Video Switcher (Working). Read.

Extron SYSTEM 5CR Plus 5-Input,1Output Composite, S-Video, Computer-Video Switch

Extron IN1508 8-Channel Scaling Presentation Switcher

Extron SW AV Series Video / Audio Switcher

Extron SW AV Series Video/Audio Switcher - SW6AV

EXTRON SW AV Series Video Switcher 6V

Extron IN1508 8-Channel Scaling Presentation Switcher w/ Power Cord

Extron MPX 423 A Media Presentation Matrix Switcher