1.3.5″mini appearance 2.1/3″DSP color CCD camera with fixed lens 3.Auto white balance 4.Auto gain control (AGC) 5.360癛otation, 32 preset positions 6.Pan speed up to 12?s, Tilt speed up to 12?s 7.Back-light compensation 8.S485 multi-protocol communication 9.C 12V power supply