Dahua NVR4204-P-4KS2 User Manual page 50

Network video recorder
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Operation System
System
Resources
User Interface
Audio Input
Audio Output
Audio
Audio
Parameters
Compression
Standard
Video Input
Video Output
Video
Parameters
Video
Compression
Standard
Window
Mode
Alarm Input
Alarm
Parameters
Alarm Output
Decode Type
Decode
Parameters
Decode Capability
Record Mode
Multi-Channel
Playback
Functions
Motion Detect
Privacy Mask
Record Mode
Backup Mode
Network Protocol
SATA Port
Network
eSATA Port
Function
RS232 Port
RS485 Port
USB Port
Embedded LINUX system
8/16/32/64-channel main stream connection: max supports
80/160/320/320Mbps
WEB, local GUI
1-ch MIC bidirectional talk audio input
1-ch MIC bidirectional talk audio output
G.711a, G.711u, PCM, G726 (The bidirectional talk supports
G.711a, G.711u, PCM only.)
8/16/32/64-ch network compression video input
1-channel VGA
2-channel HDMI.
H.264
Split
1/4/8/9/16/25/36/64-screen.
16-channel
6-channel relay output
MPEG4,MJPG,H.264,H.265
H.264/H.265: 64-channel×D1, 32-channel×720P, 16-channel
1080P; 4-channel 4K.
Manual recording, motion detection recording, schedule
recording and alarm recording.
Priority: Manual recording>card number recording-> alarm
recording>motion detection recording>schedule recording.
Max support 16-channel 1080P playback at the same time.
Each screen supports 396/330((PAL 22×18, NTSC 22×15)
detection zones. Various sensitivity levels.
Each channel supports 4 privacy mask zones.
Overwrite
Flash disk, eSATA, DVD burner.
IPv4/IPv6/HTTP/UPnP/NTP/SADP/SNMP/PPPoE/DNS/FTP/
ONVIF(Version 2.4)/PSIA
4 SATA Ports
1 eSATA port
1 RS232 port. To debug and transmit COM data.
1 RS485 port. To control peripheral PTZ and etc. Support
various protocols.
1 USB 2.0 port at the front panel and 2 USB3.0 ports at the
rear panel.
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