Performance
| Playback controls |
Y |
| Recording time |
120 min |
| Video loss detection |
Y |
| Number of motion detection zones |
396 |
| Two-way talk |
Y |
| People counting |
Y |
| Bit rate |
20000 Kbit/s |
| Ethernet LAN data rates |
10, 100 Mbit/s |
| Throughput data rate |
80 Mbit/s |
| Processor cores |
4 |
| Video motion detection |
Y |
| PTZ control (Pan/Tilt/Zoom) |
Y |
| Built-in processor |
Y |
| Backup function |
Y |
| Snapshot |
Y |
| Multi-screen |
Y |
| Supported network protocols |
HTTP, HTTPS, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE,DDNS, FTP |
| Number of users |
128 user(s) |
| On Screen Display (OSD) |
Y |
| Video input channels |
4 channels |
Ports & interfaces
| Audio RCA inputs |
1 |
| Audio RCA outputs |
1 |
| SATA revision |
3.0 |
| Internal SATA ports quantity |
1 |
| Power over Ethernet (PoE) |
Y |
| Power over Ethernet (PoE) ports quantity |
4 |
| HDMI ports quantity |
1 |
| VGA (D-Sub) output ports |
1 |
Features
| Rack capacity |
1U |
| Rack mounting |
Y |
Power
| Power over Ethernet (PoE) power per port |
25.5 W |
| Total Power over Ethernet (PoE) budget |
50 W |
Storage
| Number of hard drives supported |
1 |
| Maximum storage capacity |
6 TB |
| Hard drive interface |
Serial ATA III |
System requirements
| Mobile operating systems supported |
Android, iOS |
Additionally
| Выход HDMI |
Y |
| Ethernet LAN (RJ-45) ports quantity |
1 |
Quad-core, HDMI, VGA, 3840 x 2160px, 4ch, 1 x SATA III, 2 x USB 2.0, H.265/H.264, RJ-45, 4 x PoE, 1U, 0.8 kg
System Overview
Dahua's NVR4000-4KS2 is the first Lite series NVRs which can support 4K and H.265. And, it has the most reasonable price and best quality. This Lite NVR provides up to 8MP resolution. For applications where details are critical for identification, it provides a powerful image performace 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.
Designed as a cost-effective, easy installation, this NVR is ideal for a wide range of applications such as public safety, water conservancy, transportation, city centers, education, and financial institutions.
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 ombined with IP cameras.
