© Copyright Qvis ®. All documentation rights reserved. 11 Features and Specifications1.1 OverviewThe NVR delivers high performance within a networked security surveillance system. This seriesof NVR devices also support local preview, multiple-window display, recorded file local storage,remote control & mouse shortcut menu operation, and remote management & control function.In addition to this it can also provide integral centre storage, front-end storage and client-endstorage. The monitoring zone on the front-end can be setup anywhere. Working with otherfront-end devices within the Qvis product range, this product series can establish a strongsurveillance network via the CMS. In order for the system to work you only need one networkcable running from each security camera, to the monitor workstation, within the whole network.There is no need for multiple audio/video cables from the security cameras to the monitorworkstation. The whole project features a simple connection, which reduces network installationcosts and a low amount of maintenance work.This series of NVRs can be widely used in many areas such as public security, water conservancy,transportation and education.1.2 FeaturesReal-timeSurveillance VGA, HDMI ports are provided to connect the NVR to a monitor so youcan achieve real-time surveillance. Short-cut on the menu interface to preview footage. Supports popular PTZ decoder control protocols. Also supports preset,tour and pattern.PlaybackSupports: Every channel independently records in real-time, simultaneously it cansupport search, forward play, network monitor, record search, download,etc.. Various playback modes: slow play, fast play, backward play and frameby frame play. Time title overlaying so that you can view the precise time of when anincident has occurred. Specified zone enlargement.NetworkMonitoring Through network, sending audio/video data compressed by IPC or NVSto 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, MULTICAST,RTP/RTCP , etc.. Transmit some alarm data or alarm info by SNMP. Support WEB access in WAN/LAN.Window Split Adopt the video compression and digital process to display multiplewindows on one monitor. Supports 1/4/8/16-window display.UserManagement Each group has different management allowances that can be editedfreely. Every user belongs to an exclusive group.