HIKVISION™ 2nd generation IP mini-dome camera Acusense with new human / vehicle classification algorithm, 4MP resolution (1/2.7" Progressive Scan CMOS), 2.8mm fixed lens, IR LEDs 30m range. VCA X4 analytics: intrusion, line crossing, Area entry / exit. Face capture. Strobe light and audible sound. Outdoor installation, IP66 protection. Audio: 1Input-1Output, integrated microphone and speaker. Alarms: 1Input-1Output. Ø138.3 x 124.5 mm. Power supply 12 VDC ± 25% , with reverse polarity protection; PoE: 802.3af, Class 3 (source not included).