1/3'' CMOS,F1.6,Fixed Iris,Digital WDR,30m IR,0.02Lux,4MP,2560x1440@20fps,Built-in mic,IP67,PoE,Metal+Plastic Housing,S+265/H.265/H.264,Surge4KV,ESD6KV,Motion Detection,IP Address Conflict,Aluminum+Plastic