Dahua model
MPT221-S
Dahua lists 1 firmware file for the MPT221-S. 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
- Sep 23, 2025
- Listed by
- Dahua
- Dahua device IDs
- 1
Firmware
- DH_DSJ-N1_EngChn_V1.004.0000000.8.R.250829.zipDownload
Released Sep 23, 2025 · V1.004.0000000.8.R · 1 device · Dahua
Dahua device IDs in this firmware
Compare these with the updateSerial your device reports. Each one links to every firmware found for that ID.