If your cameras support the siren function and the NVR uses a new UI, refer to the below steps to turn on the siren for the cameras connected to NVR.

Applies to: RLN8-410 (hardware version H3MB18/N2MB02/N3MB01/N7MB01), RLN16-410 (hardware version H3MB18/N6MB01), RLN36, NVS36 and RLN12W, NVS12W.

Step 1. Log in to your NVR via Reolink App and go to the Device Settings > Siren page. 

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Step 2. Switch on the Siren option and set up the Siren Sound and Siren Schedule according to your needs. 

NVR-siren.jpg