DS-2CD2T26GI-4I/SL Hikvision 2MP AcuSense Strobe Light and Audible Warning Fixed Bullet Network CameraModel: DS 2CD2T26GI 4I SL High quality imaging with 2 MP resolution Excellent low light performance via powered by DarkFighter technology Efficient H. 265+ compression technology Clear imaging against strong back light due to 120 dB true WDR technology False alarm reduction through human and vehicle target classification based on deep learning Strobe light and audio alarm to warn intruder off Water and dust resistant (IP66) 80 m IR distance for bright