Alarm filter:
Hikvision IP cameras from the Acusense series, are advanced IP cameras with a false alarm filter.
This false alarm filter means that the camera has technology on board that ensures no unwanted recordings are made.
For example, this Acusense camera can distinguish between people and vehicles.

This makes the Acusense camera immune to things like flying leaves or paper, shadow changes, vehicle headlights, sunlight and so on.
This gives you reliable reports and recordings.

Darkfighter:
In addition to this technology, all Acusense cameras are Powered By Darkfighter, so they give an excellent night vision with low ambient light.

WDR:
The 120dB WDR technology allows the camera to handle backlighting such as sunlight and daylight very well.

Power Over Ethernet:
All models in the Acusense series can be powered by PoE (Power over Ethernet) or 12volt. Via PoE, it is easy to connect to an optional PoE switch/adapter or PoE Network Video Recorder:

Differences in model number:

Model numbers provided with the I
are IP67 water and dust resistant and IK10 impact resistant.

Model numbers equipped with the ISU
Are additionally equipped with a built-in microphone.

Model numbers fitted with the ISU/SL
On top of that, they are also equipped with a built-in strobe light and speaker that can be used to deter an intruder by sounding a siren or playing a spoken message from the camera. Or that the strobe torch flashes brightly a few times