Dahua Ultra Series vs ViconNet NVR Shadow comparison

Dahua's next generation network video recorder offers unparalleled
recording technology for IP video surveillance applications. For
applications where details are critical for identification, this
enterprise-level NVR provides a powerful Intel processor with up to 4K
resolution. Additionally, the NVR features a mouse shortcut operation
menu, remote management and control, centre storage, edge storage,
and back up storage.
This NVR is ideal for a wide range of applications such as public safety,
transportation stations, government institutions, hotel resorts, shopping
malls, city centers, and financial institutions, where demand expansion
flexibility, high reliability and centralized storage management.
The NVR is compatible with numerous third-party devices making it
the perfect solution for surveillance systems with or without a video
management system (VMS). Its open architecture supports multi-user
access and is compatible with ONVIF 2.4, enabling interoperability when
combined with 4K cameras.

Proven in daily operation in thousands of customer installations worldwide, ViconNet NVRs feature an embedded operating system designed for enhanced security and superior reliability. The ViconNet video management software (VMS) that powers the ViconNet NVR Shadow, provides a standards-based open platform that allows integration with IP cameras, including megapixel cameras, encoders and IP edge devices from numerous, industry-leading manufacturers. The internal RAID 5 or 6 storage provides abundant capacity and the assurance that your data will always be secure and protected. The removable drive configuration (4-bay, 8-bay or 24-bay) makes it easy to hot-swap drives without having to remove the unit from the rack.