The Panasonic PTZ Touchscreen Remote Camera Controller allows you to control up to 200 compatible Panasonic PTZ cameras over IP via a switching hub. Or you can control five cameras via direct RS-422 connection. Please see the list of supported cameras in the Features section below. The controller features a zoom/focus rocker on the joystick for pan and tilt operations, many onboard buttons, and additional controls within the 7" touchscreen LCD. It also has an SD card slot, which allows saving scene files, system settings files, and other camera settings as well as copying settings over to other cameras. Note: A power supply is sold separately. A 12V, 4-pin XLR power supply is required.