The DM-PTZ-IR is a very special PTZ security camera because of its size. 6.5 inches in diameter and 7.4 inches in height make the DM-PTZ-IR as small as a regular dome camera. People won't think it is a user controllable camera. But, don't let the size fool you. This small PTZ security camera comes with about same or even better features you will find on regular size PTZ camera, such as, 360° endless panning, 128 presets, group and pattern feature, Day and Night and more. Pelco control protocol is fully integrated which means it is completely compatible with any DVR systems that supports Pelco D protocol. Another nice feature is nearly metal housing and polycarbonate cover which protects the camera module from getting damaged. Also, the razor sharp 560 TV lines of resolution provides a rich color picture. The 192 times zoom lens shows every detail of an object you would like to see from a distance, The worlds first PTZ camera with IR LEDs for better night vision, 40 powerful LED's can trow a nice ir beam of light undetectable to the human eye that can illuminate distances up to 100FT at night.