35
Operation System
Embedded LINUX system
System
Resources
8/16/32/64-channel main stream connection: max supports
80/160/320/320Mbps
User Interface
WEB, local GUI
Audio
Parameters
Audio Input
1-ch MIC bidirectional talk audio input
Audio Output
1-ch MIC bidirectional talk audio output
Audio
Compression
Standard
G.711a, G.711u, PCM, G726 (The bidirectional talk supports
G.711a, G.711u, PCM only.)
Video
Parameters
Video Input
8/16/32/64-ch network compression video input
Video Output
1-channel VGA
2-channel HDMI.
Video
Compression
Standard
H.264
Window
Split
Mode
1/4/8/9/16/25/36/64-screen.
Alarm
Parameters
Alarm Input
16-channel
Alarm Output
6-channel relay output
Decode
Parameters
Decode Type
MPEG4
,
MJPG
,
H.264
,
H.265
Decode Capability
H.264/H.265: 64-channel×D1, 32-channel×720P, 16-channel
1080P; 4-channel 4K.
Functions
Record Mode
Manual recording, motion detection recording, schedule
recording and alarm recording.
Priority: Manual recording>card number recording-> alarm
recording>motion detection recording>schedule recording.
Multi-Channel
Playback
Max support 16-channel 1080P playback at the same time.
Motion Detect
Each screen supports 396/330((PAL 22×18, NTSC 22×15)
detection zones. Various sensitivity levels.
Privacy Mask
Each channel supports 4 privacy mask zones.
Record Mode
Overwrite
Backup Mode
Flash disk, eSATA, DVD burner.
Network
Function
Network Protocol
IPv4/IPv6/HTTP/UPnP/NTP/SADP/SNMP/PPPoE/DNS/FTP/
ONVIF(Version 2.4)/PSIA
SATA Port
4 SATA Ports
eSATA Port
1 eSATA port
RS232 Port
1 RS232 port. To debug and transmit COM data.
RS485 Port
1 RS485 port. To control peripheral PTZ and etc. Support
various protocols.
USB Port
1 USB 2.0 port at the front panel and 2 USB3.0 ports at the
rear panel.
Summary of Contents for nvr4208-8p
Page 1: ...Dahua Network Video Recorder User s Manual V 2 7 0 ...
Page 160: ...145 Figure 3 4 3 5 5 NVR41HS W S2 Series Please refer to Figure 3 5 for connection sample ...
Page 171: ...156 Figure 3 18 3 5 19 NVR78 Series Please refer to Figure 3 19 for connection sample ...
Page 172: ...157 Figure 3 19 3 5 20 NVR78 16P Series Please refer to Figure 3 20 for connection sample ...
Page 173: ...158 Figure 3 20 3 5 21 NVR78 RH Series Please refer to Figure 3 21 for connection sample ...
Page 174: ...159 Figure 3 21 3 5 22 NVR70 Series Please refer to Figure 3 22 for connection sample ...
Page 175: ...160 Figure 3 22 3 5 23 NVR70 R Series Please refer to Figure 3 23 for connection sample ...
Page 176: ...161 Figure 3 23 3 5 24 NVR42V 8P Series Please refer to Figure 3 24 for connection sample ...
Page 177: ...162 Figure 3 24 ...
Page 243: ...228 Figure 4 89 Figure 4 90 ...
Page 244: ...229 Figure 4 91 Figure 4 92 ...
Page 259: ...244 Figure 4 110 Figure 4 111 ...
Page 260: ...245 Figure 4 112 Figure 4 113 ...
Page 261: ...246 Figure 4 114 Figure 4 115 ...
Page 263: ...248 Figure 4 117 Figure 4 118 ...
Page 355: ...340 Figure 5 55 Figure 5 56 ...
Page 356: ...341 Figure 5 57 Figure 5 58 Figure 5 59 ...
Page 367: ...352 Figure 5 73 Figure 5 74 ...