Dahua NVRPRO User Manual page 11

Network
Monitor
Window Split
Record
Backup
Network
Management
Peripheral
Equipment
Management
Auxiliary
Parameter
1U Series
Max. support 16-ch standard definition with the transmission rate of 2mbps for each
channel;
System 8-channel 720P, with the transmission rate of 4mbps for each channel;
Resources 4-channel 1080P, with the transmission rate of 8mbps for each channel;
Support 20 online users at the same time,
The image delay time of each channel is under 500ms.
Through network, sending audio/video data compressed by IPC or NVS
to client-ends, then the data will be decompressed and display. If
bandwidth is big enough, latency is less than 500ms
Support max 10 connections
Transmit audio/video data by HTTP, TCP, UDP, MULTICAST, RTP/RTCP
and etc.
Transmit some alarm data or alarm info by SMTP.
Support WEB access in WAN.
Adopt the video compression and digital process to show several
windows in one monitor. Support 1/4/9/16-window display.
Support schedule record function. Save the recorded files in the HDD,
client-end PC, or network storage server. You can search or playback the
saved files at the local-end or via the Web.
Support network backup, USB record backup function, the recorded files can
be saved in network storage server, peripheral USB device, burner and etc.
Supervise NVR configuration and control power via Ethernet.
Support management via WEB.
Support peripheral equipment management such as protocol setup and
port connection.
Support transparent data transmission through RS232/RS485.
Support switch between NTSC and PAL.
Support real-time system resources information and running statistics
display.
Support log file.
Local GUI output. Shortcut menu operation via mouse.
IR control function. Shortcut menu operation via remote control.
Support IPC or NVS remote video preview and control.
Specification
11