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Firmware

General_IPC-HX3XXX-Dalton_MultiLang_NP_Stream3_V2.820.0000000.37.R.260821.bin

ENS Security firmware released Aug 21, 2026. May work with 17 devices, including IPC-HDBW3841E-AS, IPC-HDBW3841E-S, IPC-HDBW3841R-ZAS.

Released
Aug 21, 2026
Version
V2.820.0000000.37.R
Size
49.2 MB
Hardware
17 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
6b111001dc4fc4a4d65d28956bb9d450
SHA-256
7aca57f90de0b10ee33bb970e89104324b94a0d79ed3fc6c7230bb6cc279f8c1

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (17 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 17 IDs
  • Install: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 17 IDs

Technical details

Read from inside the firmware (dahua package (zip variant)).

Architecture
arm
OEM build
General
Image dates
Aug 21, 2026
Security
Signed, encrypted
Language & video
English by default · 23 languages · NTSC
Supported languages (23)

English, TradChinese, Italian, Spanish, Japanese, Russian, French, German, Portuguese, Turkish, Polish, Romanian, Hungarian, Korean, Czech, Dutch, Ukrainian, Vietnamese, Arabic, SpanishEU, Hebrew, Thai, Indonesian

Flash layout: 9 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
dhboot-min0x00x1400001.3 MBdhboot-min.bin.img—2026-08-21
U-Boot0x1400000x4000002.8 MBdhboot.bin.img—2026-08-21
dtb0x6000000x7000001.0 MBdhdtb.bin.imgcramfs2026-08-21
firmware0x18000000x21800009.5 MBfirmware-x.squashfs.imgsquashfs2026-08-21
pd0x21800000x23800002.0 MBpd-x.squashfs.imgsquashfs2026-08-21
kernel0x23800000x29800006.0 MBkernel.img—2026-08-21
rootfs0x29800000x438000026.0 MBromfs-x.squashfs.imgsquashfs2026-08-21
web0x43800000x4b800008.0 MBweb-x.squashfs.imgsquashfs2026-08-21
firmwareExt0x4c800000x56000009.5 MBfirmware-x-Ext.squashfs.imgsquashfs2026-08-21

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