Firmware

2_NVR4x-EI_DH_MultiLang_IP-Speaker_V4.001.1BT0000.0.T.230717.bin

Dahua firmware released Jul 17, 2023. Encrypted firmware.

Released: Jul 17, 2023
Version: V4.001.1BT0000.0.T
Size: 100.7 MB
Hardware: Encrypted firmware

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5: 7b9f88f46582c040468f60a58a6b694f
SHA-256: f8a4b4ee8012482dcffb326359cd840c4e631abfee65125d8751dd5f505ca972

Where it's published

Mirrored by
Dahua
files.dahuatech.support
Mirror
- Folder: Recorders/NVR/_NVR4xxx-EI/special
- special
V4.001.1BT0000.0.T · Listed date Jul 17, 2023
Mirror link (files.dahuatech.support)

Compatible hardware

This firmware is encrypted (the format Dahua uses for NVR4/NVR5 EI and XI builds), so its contents, including its list of supported hardware, can't be read. Use the model names the vendors list for it instead.