DS-2CD2043G2-IU (2.8mm) Hikvision 4MP PoE IP AcuSense Audio Outdoor Bullet Camera with 2.8mm Fixed Lens, 40m IR Distance, 120dB WDR, IP67 Water and Dust Resistant, Built in Microphone
CCTV Lens Calculator – New generation of Lens Calculators for CCTV