... diameter 4.2' medium speed dome camera 2. 1/3 SONY CCD 3 . 420TVL;520TVL; 4. embedded type,million pixel 4.2' medium speed ... violence, ,have lightning protection systeml The unique design of the camera, infrared led separates every night light system, no reflective ... making more hiddenl More selections range, can use intergration camera or camera with varal-focus lensl Easy to install as normal dome ...