System Design
How to setup PTZ cameras to a DVR using coaxial control

Hue / Saturation / Contrast / Brightness. USB 2.0 flash drive 32GB or below Network download. Sikker 8 ch channel dvr 1080p pan tilt camera surveillance security system ptz 10.5(l) x 8.5(w) x 2(h). 8 X Indoor/Outdoor 1080P Pan Tilt Camera. This item can be shipped to United States.