Hikvision DS-2TD4228T-7/S2 User Manual

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6.6 Detect Audio Excepon

Audio excepon detecon funcon detects the abnormal sound in the scene, such as the sudden

increase/decrease of the sound intensity, and some certain acons can be taken as response.

Steps

Go to Conguraon → Event → Smart Event → Audio Excepon Detecon .

Select one or several audio excepon detecon types.

Audio Loss Detecon

Detect sudden loss of audio track.

Sudden Increase of Sound Intensity Detecon

Detect sudden increase of sound intensity. Sensivity and Sound Intensity Threshold are

congurable.

Note

●

The lower the sensivity is, the more signicant the change should be to trigger the

detecon.

●

The sound intensity threshold refers to the sound intensity reference for the detecon. It is

recommended to set as the average sound intensity in the environment. The louder the

environment sound, the higher the value should be. You can adjust it according to the real

environment.

Sudden Decrease of Sound Intensity Detecon

Detect sudden decrease of sound intensity. Sensivity is congurable.

Refer to Set Arming Schedule for seng scheduled me. Refer to Linkage Method Sengs for

seng linkage methods.

Click Save.

Note

The funcon varies according to dierent models.

Thermal & Opcal Bi-spectrum PTZ Network Camera User Manual

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Hikvision DS-2TD4228T-7/S2 Thermographic Thermal & Optical Bi-spectrum Network Speed Dome