Type Outdoor/PTZ | Pixel Resolution 4 Mega Pixel | Focal Length 3.95mm~177.75 | Optical Zoom 45 x | IR Illumination | Sensor size 1/2.8" CMOS | Min. Illumination 0.001 Lux | Electronic Shutter Speed 1 s–1/30,000 s | 1xAudio-In | 1xAudio-Out | 1xMicroSD Card Slot | 1xRJ45 | 1xRS-485 | 7xAlarm In | 2xAlarm Out | Supports card capacities up to 512GB | Power options Other | Power supply requirements 36 VDC ± 50%, Hi-PoE | Environment Outdoor | Operating temperature range –30 °C to +60 °C | Dimensions Φ240 mm × 382 mm