Hikvision 4MP DS-2CV2041G2-IDW Wifi IR WDR IP Bullet Camera 2 Way Audio 2.8/4.0
Wide Dynamic Range (WDR) 120 dB. > EXIR 2.0, advanced infrared technology with long IR distance. Illumination Color: 0.005 Lux - (F1.6, AGC ON),B/W: 0 Lux with IR. IR Wavelength 850 nm. > Support on-board storage up to 512 GB (SD card slot).