Product Feature: Multiple Integrated Camera/Optics Packages Graceful outlook, Vandal proof available System preheat in low temperature environment Programmable Multi-protocol 360?continuous pan, 180 Tilt Auto Flip 4 tours max. 27 presets/tour, 4 patterns, 4 cruise 8 Privacy Mask, 8 titled zones Port for Software up-grade Built-in Alarm, 7 Inputs/2 Outputs Built-in Surge and Lightning Protection Speed Amplify to fit different control keyboard Auto Running Memory Against Power Outage Auto Running Resume after Manual Operation Color 18X, 22x,23x,26x,27x,30x,36x optics camera module. _disibledevent=3.6~98mm Zoom 18X Optical Zoom 12X Electronic Zoom 22X Optical Zoom 10X Electronic Zoom 22X Optical Zoom 12X Electronic Zoom 27X Optical Zoom 10X Electronic Zoom Horizontal Angle of View 48.0 wide),2.8 (tele) 3~47 2.5~54 2.4~55 Minimum illumination 1.0Lux 0.7Lux/0.01Lux 0.5 Lux 0.5Lux/0.01Lux 1Lux/0.01Lux 0.3Lux/0.01Lux S/N ratio > 50dB Electric shutter 1/50~1/10000s 1/1~1/10000s 1/50~1/10000s Privacy Zone Yes No IR Sensitive No No No No Yes No Day/Night No Yes No Yes Yes Yes Black light compensation ON/OFF Video Connector 1.0 .2Vp-p 75  Black light compensation BNC Focusing system Auto/Manual White Balance AUTO, ATW, Indoor, Outdoor, One Push WB, Manual WB Auto/Manual Temperature Storage -20 TO 60  Temperature Operation -40 TO 60