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HVR502A-16-S3

ENS Security lists 1 firmware file for the HVR502A-16-S3. This is the retail model name. Inside the firmware, Dahua uses its own device IDs, listed below, which can lead you to more compatible firmware.

Firmware files
1
Newest
Mar 1, 2019
Listed by
ENS Security
Dahua device IDs
1

Vendor notes

Firmware

Dahua device IDs in this firmware

Compare these with the updateSerial your device reports. Each one links to every firmware found for that ID.