Dahua L Series User Manual

8
Model
NVR21HS-S2
Series
NVR21HS-P-S2
Series
NVR21HS-8P-S2
Series
Video Output
1-channel VGA analog video output
HDMI
1-ch HDMI output. Version number is 1.4
Window Split
1/4/8/9/16-window
1/4/8/9-window
Audio
Audio Input
1-ch bidirectional talk input
Audio Output
1-ch bidirectional talk output
Audio
Compression
Standard
G.711a
Alarm
Alarm Input
N/A
Alarm Output
N/A
Function
Storage
1 built-in SATA port
Multiple-Chann
el Playback
Max 4-channel 1080P or 8-channel 720P or 8-channel D1 playback
Port and
Indicator
RS232 Port
N/A
RS485 Port
N/A
USB Port
2 peripheral USB2.0 ports.
Network
Connection
1 RJ45 10/100Mbps self-adaptive Ethernet port.
PoE Port
N/A
4
8
Power Port
1 power socket.
Power adapter
power supplying
mode. DC 12V
power.
1 power socket.
Power adapter
power supplying
mode. DC 48V
power.
1 power socket.
Power adapter
power supplying
mode. DC 48V
power.
Power Button
N/A
Power On-off
Button
N/A
IR Receiver
Window
N/A
Clock
Built-in clock.
Indicator Light
One power status indicator light.
One network status indicator light.

Dahua L Series Specifications

General

Brand	Dahua
Model	L Series
Category	Network Hardware
Language	English