1/3" Sony CCD sensor, 480 TV Lines horizontal resolution, with C/ CS lens, made of metal with black color, vandal-proof dome shape, adapted to various indoor places.
1/3 inch Sony CCD sensor, support 20 meters recommended range for objects with vandal-proof dome shape and silvery white color, adapted to various indoor places.
1/3 inch Sharp CCD sensor, 420 TV Lines horizontal resolution, support 10 meters night vision distance. Its case is made of vandal-proof metal, with dome shape, adapted to various indoor places.