Table of Contents
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Model
RS232 Port
RS485 Port
USB Port
HDMI Port
Network
Connection
PoE
Power Button
Power On-off
Button
IR
Receiver
Window
Clock
Indicator
Light
Power
General
Supplying
Power
Consumption
Working
Temperature
Working
Humidity
21HS-4KS2 Series
N/A
N/A
2 peripheral USB2.0 ports.
1
1 RJ45 10/100Mbps self-adaptive Ethernet
port.
N/A
One at the rear panel.
N/A
N/A
Built-in real-time clock.
One power status indicator light.
One network status indicator light.
One HDD status indicator light.
DC12V 1.5A
＜10W (No HDD, no PoE connection)
﹣10℃～﹢50℃
10℅～90℅
21HS-P-4KS2
Series
4
DC48V 1.25A
21HS-8P-4KS2
Series
1 RJ45
10/100/1000Mbps
self-adaptive
Ethernet port.
8
DC48V 2A
55
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