Firmware
889696_General_VTHX421H-data_EngTurSlkPldHgrFinCzeBul_P_SIP_PART_V4.300.0000001.0.T.20190710.zip
Dahua firmware released Jul 10, 2019. May work with 3 devices, including VTH2421F, VTH5221D-S, VTH5241D-S.
- Released
- Jul 10, 2019
- Version
- V4.300.0000001.0.T
- Size
- 602.9 KB
- Hardware
- 3 devices
Download
Permanent copy on the Internet Archive (item page)
- MD5
93516e3b89a456f9938508867fb4294c- SHA-256
79924717e6cb31ecf684d5aea8f348f1361a82fe7ee1301b8f0e1582e6238dac
Where it's published
- Folder: Domofony/Wersja SIP (nowa)/starsze
V4.300.0000001.0.T · Listed date Jul 10, 2019
Compatible hardware
Hardware IDs this firmware's installer accepts (3 devices).
Where these IDs come from
- Install in General_VTHX421H-data_EngTurSlkPldHgrFinCzeBul_P_SIP_PART_V4.300.0000001.0.T.20190710.bin: the installer's device list (board families), 3 IDs, vendor General
Technical details
Read from inside the firmware (zip archive).
- OEM build
- General
- Security
- Signed, not encrypted
Flash layout: 1 partition, 1 written by this firmware
From the image headers (only partitions this firmware writes).
| Partition | Start | End | Size | Image | Filesystem | Built |
|---|---|---|---|---|---|---|
| data | 0x13e0000 | 0x18e0000 | 5.0 MB | data-x.cramfs.img | cramfs | — |
Related firmware
Other files for much of the same hardware, from any vendor.
- General_VTHX421H_MultiLang_SIP_Asia_V4.810.0000000.4.R.260527.zip
Released Jun 12, 2026 · V4.810.0000000.4.R · 10 devices · Dahua
- General_VTHX421H_MultiLang_SIP_CEE-Nordic_V4.810.0000000.4.R.260527.zip
Released Jun 12, 2026 · V4.810.0000000.4.R · 10 devices · Dahua
- General_VTHX421H_MultiLang_SIP_EMEA_V4.810.0000000.4.R.260527.zip
Released Jun 12, 2026 · V4.810.0000000.4.R · 10 devices · Dahua
- DH_VTHX421H_MultiLang_SIP_Asia_V4.810.0000000.4.R.260527.zip
Released May 27, 2026 · V4.810.0000000.4.R · 10 devices · Dahua
- DH_VTHX421H_MultiLang_SIP_CEE-Nordic_V4.810.0000000.4.R.260527.zip
Released May 27, 2026 · V4.810.0000000.4.R · 10 devices · Dahua
- DH_VTHX421H_MultiLang_SIP_EMEA_V4.810.0000000.4.R.260527.zip
Released May 27, 2026 · V4.810.0000000.4.R · 10 devices · Dahua
- DH_VTHX421H_MultiLang_SIP_Asia_V4.810.0000000.3.R.260410.zip
Released Apr 10, 2026 · V4.810.0000000.3.R · 10 devices · Dahua
- DH_VTHX421H_MultiLang_SIP_CEE-Nordic_V4.810.0000000.3.R.260410.zip
Released Apr 10, 2026 · V4.810.0000000.3.R · 10 devices · Dahua