Axis Communications AXIS 2420 - Manual (Page 45)

AXIS 2420 User’s Manual The AXIS 2191 Audio Module 45
Technical Specifications for the AXIS 2191
Connection Diagram
• Operating temperature: 40-105 o F
(5-40
o
C).
• Humidity - 8-80% relative humidity.
• EMC -
: EN55024, EN55022, Class B and
EN61000-3-3.
• EMC - FCC Class A of FCC Rules and Regu-
lations part 15, subpart B.
• EMC -
• Full-duplex audio: Audio data encoded in
ADPCM format at 32kbps, 8 kHz sampling
(G.721). Data is sent using HTTP.
• 9-pin D-SUB serial connector: RS-232.
• Power Input: Axis PS-D power supply.
• Microphone Input: 1-50mVpp. PC type.
• Line Out: Unbalanced, 0.05-1.0Vpp
• Line Input: Balanced 0.05-1Vpp. Connect
source ground to pin 2 and source signal to
pin 1 if the source is unbalanced.
• Speaker Output: Balanced, 0.5W. Imped-
ance 8-32 Ohms. Connect directly to
speaker without capacitors.
• Alternative Power: 12-15VAC, min 10VA,
or 15-20VDC, min 7W.
• Metrics: Height: 1.1” (27mm),
Width: 4.4” (112mm), Length: 4.3” (110mm),
Weight: 0.7lb (0.32kg).
• Maximum number of users: 10 (on local
area network).