Resolution: 2880 x 1620, 2688 x 1520, 2560 x 1440, 2304 x 1296, 1920 x 1080 ; Sensor: 1/2.7 " ; View angle: 104 ° ; Range of IR illumination: 30 m ; Memory card slot: Micro SD card support up to 512GB ; Image compression method: S+265 ; Alarm inputs / outputs: 1 / 1 ; Audio: Microphone built-in, Bi-directional audio streaming support ; Main features: Corridor mode ; Power supply: PoE (802.3af), 12 V DC ;