> 3MP, 1/2.8” CMOS image sensor, low illuminance, high image   definition > Outputs max. 3MP (2048 × 1536) @30 fps    > ROI, SMART H.264+/H.265+, flexible coding, applicable to various bandwidth and storage environments > People counting: Queue management, people counting in area, entry/exit number counting, and it can output daily/monthly/yearly report > Alarm: 2 in, 2 out; audio: 2 in, 1 out; 485; BNC; supports max. 256 G > Micro SD card, built-in Mic and speaker. Siren active deterrence, built  in 8 voices, and user can import custom voices. > 12V DC/PoE power supply > IP67, IK10 protection