Dahua NVR21-S2 SERIES

30
Indicator Light
4 indicator lights.
 1 system running status indicator light
 1 HDD indicator light
 1 network status indicator light
 1 power status indicator light
General
Parameters
Power
AC90~264V
Power
Consumption
General series: 16.7W（No HDD）
16 PoE series: 17.5W（No HDD）
Working
Temperature
-10℃～55℃
Working Humidity
10%～90%（No condensation）
Dimensions (W×
H×D)
440×76×411mm
Weight(No HDD)
General series:4.30Kg,
PoE series: 4.65Kg,
Installation Mode
Rack/desktop
1.3.16 NVR58-4KS2/58-16P-4KS2 Series
Specifications
NVR58-4KS2/58-16P-4KS2 Series
System
Main Processor
Industrial embedded micro processor
Operation System
Embedded LINUX system
System
Resources
16/32/64-channel main stream max supports
160/320/320Mbps
User Interface
WEB, local GUI
Audio
Parameters
Audio Input
1-ch MIC bidirectional talk audio input
Audio Output
2-ch MIC bidirectional talk audio output
Audio
Compression
Standard
G.711a, G.711u, PCM, G.726 (The bidirectional talk supports
G.711a, G.711u, PCM only.)
Video
Parameters
Video Input
16/32/64-ch network compression video input
Video Output
2-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, MJPEG, H.264, H.265
Decode Capability
H.264/H.265: 64-channel×D1;32-channel×720P, 16-channel
1080P;4-channel 4K