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Firmware

Amcrest_SD-Taurus_Eng_NP_Stream3-Normal_V3.200.00AC004.0.R.250421.bin

Amcrest firmware released Apr 21, 2025. May work with 75 devices, including CA-HZ2020GB-A, CA-HZ2023GB-A, CA-HZ2023GB-B.

Released
Apr 21, 2025
Version
V3.200.00AC004.0.R
Size
437.9 MB
Hardware
75 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
d2dd07be3ac50a520d0ae6e24e372e0d
SHA-256
d697afb5b50a6cfca362a4c424890b2dff820e99f68b3d2e03610184aa069f55
Changelog
Release notes

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (75 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 75 IDs
  • Install: the installer's device list (board families), 1 ID, vendor Amcrest (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 75 IDs
  • hwid in check.bin: the device's own hardware check list, 75 IDs
  • Install in check.bin: the installer's device list (board families), 1 ID, vendor Amcrest (not counted: a more specific list exists)
  • check.img in check.bin: the device's own hardware check list, 75 IDs

Technical details

Read from inside the firmware (dahua ptz package). This file bundles 2 firmware images.

Firmware image

Architecture
arm
OEM build
Amcrest
Image dates
Apr 21, 2025
Security
Signed, encrypted
Language & video
English by default · NTSC
Software version
V3.200.00AC004.0.R.250421
Flash layout: 10 partitions, 10 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-boot0x00x1000001.0 MBdhboot-min.bin.img—2025-04-21
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2025-04-21
dtb0x5000000x6000001.0 MBdhdtb.bin.img—2025-04-21
pd0x42000000x4a000008.0 MBpd-x.squashfs.imgsquashfs2025-04-21
kernel0x4a000000x560000012.0 MBkernel.img—2025-04-21
web0x56000000x760000032.0 MBweb-x.squashfs.imgsquashfs2025-04-21
rootfs0x76000000xd60000096.0 MBromfs-x.squashfs.imgsquashfs2025-04-21
firmware0x1ab000000x32b00000384.0 MBfirmware-x.ext4_aa.img—2025-04-21
firmware0x22b000000x32b00000256.0 MBfirmware-x.ext4_ab.img—2025-04-21
firmware0x2ab000000x32b00000128.0 MBfirmware-x.ext4_ac.img—2025-04-21

check.bin

Architecture
arm
OEM build
Amcrest
Image dates
Apr 21, 2025
Security
Signed
Language & video
English by default · NTSC
Software version
V3.200.00AC004.0.R.250421

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