Dahua Lite NVR2104-4KS2 - Page 32

31
Audio
Audio Input
1-ch bidirectional talk input
Audio Output
1-ch bidirectional talk output
Audio
Compression
G.711a, G.711u, PCM, G.726 (The bidirectional talk function supports
G.711a, G.711u, PCM only.)
Alarm
Alarm Input
4-ch alarm input
Alarm Output
2-ch relay output
Function
Storage
2 built-in SATA ports.
Multiple-chann
el Playback
Max 64-channel D1/32-channel 720P/16-channel 1080P/4-channel
4K playback at the same time.
Record Mode
Overwrite
Backup Mode
Flash disk, DVD burner.
Port and
Indicator
Network
Protocol
IPv4/IPv6/HTTP/UPnP/NTP/SADP/SNMP/PPPoE/DNS/FTP/ONVIF(
Version 2.4)/PSIA
RS232 Port
One RS232 port to debug transparent COM data.
RS485 port
One RS485 port to control PTZ. Support various protocols.
USB Port
2 peripheral USB ports: One USB2.0 at the front panel and one
USB3.0 at the rear panel.
Network
Connection
One RJ45 10/100/1000Mbps self-adaptive Ethernet port.
Power Port
One power socket. Power adapter power supplying. Input DC 12V-4A
power.
Power Button
One button. At the rear panel.
Power On-off
Button
N/A
IR Receiver
Window
N/A
General
Indicator Light
One power status indicator light.
One network status indicator light.
One HDD status indicator light.
One device running status indicator light.
Power
DC 12V
Power
Consumption
General series: 9.5W(No HDD)
8 PoE series: 14.5W(No HDD)
16 PoE series: 15.2W(No HDD)
Working
Temperature
-10℃～+55℃