Hikvision PTZ 4MP DF 36x DF IP67 24V DS-2DF6A436X-AEL1 1. 8" Progressive Scan CMOS High quality imaging with 4 MP resolution Excellent low light performance with DarkFighter technology 36 optical zoom and 16 digital zoom provide close up views over expansive areas Supports rapid focus Water and dust resistant (IP67) and vandal proof (IK10) Supports face capture to detect, capture, grade, and select faces in motion Supports road traffic to detect vehicles 6 Series 4MP 36X DarkFighter Network Speed Dome