Dahua NVR21-S2 SERIES

35
Indicator
Light
One power status indicator light.
One network status indicator light.
One HDD status indicator light.
One alarm status indicator light.
General
Power
Consumptio
n
＜30W(No HDD)
Working
Temperature
-10℃～+55℃
Working
Humidity
10℅－90℅
Air pressure
86kpa－106kpa
Dimension
100mm×220mm×146mm
Weight
1.5kg～2.5kg（No HDD）
Installation
Desk installation
1.3.19 NVR41-4KS2/41-P-4KS2/41-8P-4KS2 Series
Model
41-4KS2 Series
41-P-4KS2 Series
41-8P-4KS2 Series
System
Main
Processor
Industrial embedded micro processor
OS
Embedded Linux operation system
System
Resources
4/8/16-channel
series product main
stream max support
80/80/80Mbps
4/8-channel series
product main stream
max support
80/80Mbps
8/16-channel series
product main stream
max support
80/80Mbps
Operation
Interface
WEB/Local GUI
Audio
Audio Input
1-ch MIC bidirectional talk input
Audio Output
1-ch MIC bidirectional talk output
Audio
Compression
Standard
G.711a/G.711u/AAC/G.722.1/G726/G.729
Video
Video Input
4/8/16-ch network
compression video
input
4/8-ch network
compression video
input
8/16-ch network
compression video
input
Video Output
1-channel VGA video output, 1-channel HDMI output
Video
Compression
Standard
H.264