SIGMA ELECTRONICS SVX-210 Video Switcher 10 Inputs; Perfect for Security Mon Sys

Sigma Electronics SSV-210 - 10 Channel Audio / Video Switcher

Sigma Electronics Inc ~ VSS-12 ~ 12x1 Video Stereo Switcher

Extron System 5 IP Multi-Format Switcher – 5 Input AV Control – Used, Rack Ears

Ocean Matrix OMX-9051 8x1 Video/Audio-Stereo Switcher

Extron MPS 409 Multi-Format Presentation Switcher – Used w/ Rack Ears