High quality imaging with 2 MP resolution (1/2.8" Progressive Scan CMOS). Excellent low-light performance with powered-by-DarkFighter technology. Clear imaging against strong back light due to 120 dB true WDR technology. Efficient H.265+ compression technology. False alarm reduction through human and vehicle target classification based on deep learning. Active strobe light and audio alarm to warn intruders off. Provides real-time security via built-in two-way audio. Water and dust resistant (IP66). Empowered by deep learning algorithms, Hikvision AcuSense technology brings human or vehicle target classification alarms to front- and back-end devices. The system can greatly reduce false alarms generated by targets other than humans or vehicles, vastly improving alarm efficiency and effectiveness. 1 RJ45 10M/100M self-adaptive Ethernet port. 12 VDC ± 25%, reverse polarity protection. PoE: 802.3af, Class 3. Dimensions: 72.9 x 73.3 x 191.1 mm.