Resolution: 3840 x 2160, 3072 x 2048, 3072 x 1728, 2592 x 1944, 2688 x 1520, 2560 x 1440, 2048 x 1536, 2304 x 1296, 1920 x 1080 ; Sensor: 1/2.7 " ; View angle: 106 ° ; Range of IR illumination: ≤ 30 m ; White light LED illuminator range: ≤ 30 m ; Image compression method: H.265+ ; Memory card slot: Micro SD card support up to 256GB ; Alarm inputs / outputs: 1 / 1 ; Audio: Microphone built-in : 2 pcs, Bi-directional audio streaming support ; Main features: Light and sound alarm ; Power supply: PoE (802.3af), 12 V DC ;