Acusense 2nd generation HIKVISION™ IP minidome camera with new human/vehicle classification algorithm, 4MP resolution, 2.8mm fixed lens. VCA X4 analytics: intrusion, line crossing, area entry/exit. Ø93.9 x 117.5mm. Power supply 12 VDC ± 25%, with reverse polarity protection; PoE: 802.3af, Class 3 (power supply not included).