Page 14 AXIS P8221 Installation Guide
Audio 2:
Audio terminal block connector -
5-pin terminal block for
connecting external audio equipment.
Gain -
Controls the microphone in level (Audio 2). Use a screwdriver (2.5 mm flathead) to adjust
the level.
Network connector -
RJ-45 Ethernet connector. Supports Power over Ethernet (PoE class 3). Using
shielded cables is recommended.
Power connector -
3-pin terminal block used for power input.
Function Pin
Notes
MIC+
1
Microphone in
Provides 48 V DC phantom voltage
MIC-
2
GND
3
Ground
SPKR+
4
Speaker out with built-in amplifier
1 W RMS at 10% THD, min. 4 ohm
SPKR-
5
1 2 3 4 5
DC power input
8-34 V DC, max 8.2 W
AC power input
20-24 V AC, max 13.7 VA