SecureMasterUSA Matrix Switch 

A professional integrated switching system for video and PTZ control. Three different configurations, 8x2 , 16x4, and 32x4. Each unit has “looping” video to connect a DVR to the switching system. They can allocate up to 16 separate Keyboard/Joystick control points.

The Matrix Switch can also control multiple PTZ domes and alarm sensors. Almost all PTZ protocols are supported through the use of optional PTZ Protocol Decoders.