KGuard Security Easy Link EL421 User Manual page 113

Model
General
PTZ Control
Sensor & Alarm I/O Port
IR Extender Port
Backup Method
Power Supply
Operating Temperature
(without HDD)
Storage Temperature
Working Humidity
Dimension (W x D x H)
* Specifications are subject to change without notice.
EL421
RS485 Built-In, supports PELCO-P & PELCO-D
No
No
HDD, USB, Network
12V/2A
-10°C to 50°C ( 14°F to 122°F )
-20°C to 70°C (-4°F to 158°F)
10% ~ 90%
250 x 230 x 45 mm
Appendix: Specifications
EL821
12V/5A
300 x 220 x 50 mm
DVR User's Manual
EL1621
Yes
Yes
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