Skip to content

Firmware

General_SD-Chen-Gauss_MultiLang_PN_Stream3-xiaobei-NumberStat_V3.200.0000018.2.R.250619.zip

Dahua firmware released Jun 19, 2025. May work with 3 devices, including SD-MT1A2004DB1-A, SD-MT1A4004DB1-A, SD-MT1A4004DB1-B.

Released
Jun 19, 2025
Version
V3.200.0000018.2.R
Size
72.1 MB
Hardware
3 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
774263ede1b481425ffcfdb6895d80c7
SHA-256
3a8d24151f1d2977b253ddbe338edb5b539797a2363df5357f24ab48aa9a8c68

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (3 devices).

Where these IDs come from
  • hwid in General_SD-Chen-Gauss_MultiLang_PN_Stream3-xiaobei-NumberStat_V3.200.0000018.2.R.250619.bin: the device's own hardware check list, 3 IDs
  • Install in General_SD-Chen-Gauss_MultiLang_PN_Stream3-xiaobei-NumberStat_V3.200.0000018.2.R.250619.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in General_SD-Chen-Gauss_MultiLang_PN_Stream3-xiaobei-NumberStat_V3.200.0000018.2.R.250619.bin: the device's own hardware check list, 3 IDs
  • hwid in check.bin: the device's own hardware check list, 3 IDs
  • Install in check.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in check.bin: the device's own hardware check list, 3 IDs

Technical details

Read from inside the firmware (bundle of several firmwares). This file bundles 2 firmware images.

General_SD-Chen-Gauss_MultiLang_PN_Stream3-xiaobei-NumberStat_V3.200.0000018.2.R.250619.bin

SoC
Novatek NT98560
Architecture
arm
OEM build
General
Bootloader
U-Boot 2019.04-svn14639
Image dates
Jun 19, 2025
Security
Signed, encrypted, security baseline V2.4
Language & video
English by default · 23 languages · PAL
Software version
V3.200.0000018.2.R.250619
Supported languages (23)

English, Italian, Spanish, Russian, French, German, Portugal, Poland, Korean, Czechish, Dutch, Arabic, SpanishEU, Turkey, Ukrainian, Hebrew, Hungarian, Romanian, Thai, Indonesia, Vietnamese, TradChinese, Japanese

Flash layout: 9 partitions, 9 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
dtb0x400000x80000256.0 KBdhdtb.bin.img—2025-06-19
mini-boot0xc00000x140000512.0 KBdhboot-min.bin.img—2025-06-19
bootloader0x2400000x3400001.0 MBdhboot.bin.img—2025-06-19
kernel0x18400000x1c400004.0 MBkernel.img—2025-06-19
web0x1c400000x2c4000016.0 MBweb-x.squashfs.imgsquashfs2025-06-19
pd0x2c400000x2f400003.0 MBpd-x.squashfs.imgsquashfs2025-06-19
custom0x2f400000x33400004.0 MBcustom-x.squashfs.imgsquashfs2025-06-19
rootfs0x33400000x5e4000043.0 MBromfs-x.squashfs.imgsquashfs2025-06-19
firmware0x5e400000x864000040.0 MBfirmware-x.squashfs.imgsquashfs2025-06-19

check.bin

Architecture
arm
OEM build
General
Image dates
Jun 19, 2025
Security
Signed, security baseline V2.4
Language & video
English by default · 23 languages · PAL
Software version
V3.200.0000018.2.R.250619
Supported languages (23)

English, Italian, Spanish, Russian, French, German, Portugal, Poland, Korean, Czechish, Dutch, Arabic, SpanishEU, Turkey, Ukrainian, Hebrew, Hungarian, Romanian, Thai, Indonesia, Vietnamese, TradChinese, Japanese

About the security baseline: firmware with a higher security baseline can stop a device going back to older firmware. A device already on a higher baseline than V2.4 may refuse this file, and after installing it you may not be able to downgrade to firmware with a lower baseline.

Other files for much of the same hardware, from any vendor.