Features And Specifications; Overview; Features - Dahua NVR1A-4P Series User Manual

1 Features and Specifications

1.1 Overview

This series NVR is an entry-level network video recorder. This series product support local preview,
multiple-window display, recorded file local storage, remote control and mouse shortcut menu operation,
and remote management and control function.
This series product supports center storage, front-end storage and client-end storage. The monitor zone
in the front-end can be set in anywhere. Working with other front-end devices such as IPC, this series
product can establish a strong surveillance network via the CMS. In the network system, there is only one
network cable from the monitor center to the monitor zone in the whole network. There is no audio/video
cable from the monitor center to the monitor zone. The whole project is featuring of simple connection,
low-cost, low maintenance work.
This series NVR can be widely used in many areas such as public security, water conservancy,
transportation and education.

1.2 Features

Cloud
Upgrade
Real-time
Surveillance
Playback
User
Management
Storage
Network
Monitor
Window Split

For the NVR connected with the Internet, it supports online upgrade to
update applications.

VGA, HDMI port. Connect to monitor to realize real-time surveillance.

Short-cut menu when preview.

Support popular PTZ decoder control protocols. Support preset, tour
and pattern.

Support each channel real-time record independently, and at the same
time it can support search, forward play, network monitor, record search,
download and etc.

Support various playback modes: slow play, fast play, backward play
and frame by frame play.

Support time title overlay so that you can view event accurate occurred
time

Support specified zone enlargement.

Each group has different management powers that can be edited freely.
Every user belongs to an exclusive group.

Via corresponding setup (such as alarm setup and schedule setup), you
can backup related audio/video data in the network video recorder.

Support Web record and record local video and storage the file in the
client end.

Through network, sending audio/video data compressed by IPC to
client-ends, then the data will be decompressed and display.

Support max 128 connections at the same time.

Transmit audio/video data by HTTP, TCP, UDP, RTP/RTCP and etc.

Support WEB access in WAN/LAN.

Adopt the video compression and digital process to show several
windows in one monitor. Support 1/4/8/9-window display (depending on
1