Digital Watchdog Megapix DWC-MB421TIR User Manual page 8

Please, check the voltage and current capacity of rated
power carefully.
Rated Power Consumption
AF Working Max 7.5W
DC 12V
IR ON : 4.2W /
Connect the 'Audio In' plug of the camera to the
microphone directly or 'Line Out' port of the amplifier
connected with microphone.
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Audio In
PoE
IEEE 802.3af
OFF : 2.5W
Alarm In
Alarm Out
Audio Out
Activation
N.O
Activation
N.C
Red : ALARM_OUT+
Black : ALARM_OUT-
Yellow : GND
White : ALARM_IN+