Retail model
VTHX421H
Cifra and Dahua and Viatec lists 12 firmware files for the VTHX421H. 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
- 12
- Newest
- Nov 14, 2024
- Listed by
- Cifra, Dahua, Viatec
- Dahua device IDs
- 10
Vendor notes
- Folder: VDP/VTH/V4.8/VTHX421H
- Folder: VDP/VTH/V4.7/VTHX421H/old
- Folder: VDP/SIP2.0-FW/VTHX421H/4.400
- Folder: VDP/SIP2.0-FW/VTHX421H/4.500
- Folder: VDP/SIP2.0-FW/VTHX421H/4.410 (custom - autorecord, blacklist, DTMF, etc.)
- Folder: VDP/SIP2.0-FW/VTHX421H/4.410 (custom autorecord, blacklist, DTMF etc.)
- Folder: VDP/SIP2.0-FW/VTHX421H/4.410
Firmware
- DH_VTHX421H_MultiLang_SIP_EMEA_V4.800.0000000.0.R.241114_part1.binDownload
Released Nov 14, 2024 · V4.800.0000000.0.R · 10 devices · Dahua
- DH_VTHX421H_MultiLang_SIP_EMEA_V4.800.0000000.0.R.241114_part2.binDownload
Released Nov 14, 2024 · V4.800.0000000.0.R · 10 devices · Dahua
- General_VTHX421H_MultiLang_SIP_EMEA_V4.800.0000000.0.R.241114_part1.binDownload
Released Nov 14, 2024 · V4.800.0000000.0.R · 10 devices · Dahua
- General_VTHX421H_MultiLang_SIP_EMEA_V4.800.0000000.0.R.241114_part2.binDownload
Released Nov 14, 2024 · V4.800.0000000.0.R · 10 devices · Dahua
- DH_VTHX421H_MultiLang_SIP_EMEA_V4.700.0000000.1.R.231130_part1.binDownload
Released Nov 30, 2023 · V4.700.0000000.1.R · 10 devices · Dahua
- DH_VTHX421H_MultiLang_SIP_EMEA_V4.700.0000000.1.R.231130_part2.binDownload
Released Nov 30, 2023 · V4.700.0000000.1.R · 10 devices · Dahua
- DH_VTHX421H_MultiLang_SIP_V4.500.0000002.0.R.210713.binDownload
Released Jul 13, 2021 · V4.500.0000002.0.R · 10 devices · Dahua, Viatec
- DH_VTHX421H_MultiLang_SIP_V4.500.0000000.7.R.201220.binDownload
Released Dec 20, 2020 · V4.500.0000000.7.R · 10 devices · Cifra
- Customer_VTHX421H_MultiLang_SIP_V4.410.10IM001.0.R.20200826.binDownload
Released Aug 26, 2020 · V4.410.10IM001.0.R · 7 devices · Viatec, Cifra
- DH_VTHX421H_MultiLang_SIP_V4.410.0000000.4.R.20200221.binDownload
Released Feb 21, 2020 · V4.410.0000000.4.R · 7 devices · Cifra
- DH_VTHX421H_MultiLang_SIP_V4.400.0000000.7.R.20191209.binDownload
Released Dec 9, 2019 · V4.400.0000000.7.R · 7 devices · Cifra, Dahua
- General_VTHX421H_MultiLang_SIP_V4.400.0000000.5.R.20191010.binDownload
Released Oct 10, 2019 · V4.400.0000000.5.R · 5 devices · 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.