Digium A-Series IP Phones for Asterisk

Digium A-Series IP Phones
®
From the creator, sponsor, and maintainer of the Asterisk project
®
A25
Mid-level phone with 4 line
registrations, two full-color
LCD displays, a scroll key for
accessing up to 30 contacts,
and gigabit LAN ports.
A30
Executive-level
phone with 6 line
registrations, a
full-color LCD display,
a scroll key for
accessing up to 45
contacts, and gigabit
LAN ports.
The best value for your Asterisk-based phone system,
each model of the Digium A-Series IP phones for Asterisk
includes a full-color display, HDVoice, and multi-line
functionality. An extensive web interface makes phone
management easy and enables a straightforward
deployment and configuration process. A-Series
phones are ideal for use with any Asterisk-based solution,
or Asterisk-based distribution, including AsteriskNOW®,
FreePBX®, Wazo®, Issabel®, and more.
A20
A22
A22
Entry-level phone with 2 line
registrations, a full-color LCD
display, and gigabit LAN ports.
A20
Entry-level value phone
with 2 line registrations and a
full-color LCD display.
A25
A30
Entry-level
Entry-level, gigabit
Mid-level, gigabit
Executive-level, gigabit
Line Registrations
2
2
4
6
Feature Keys
1
1
5
7
Up to 1 key
1 contact
Up to 1 key
1 contact
6 keys
30 contacts
10 keys
45 contacts
10/100BASE-T
10/100/1000BASE-T
10/100/1000BASE-T
10/100/1000BASE-T
2.8-inch, color
2.8-inch, color
Main: 2.8-inch, color
BLF: 2.4-inch, color
4.3-inch, color
Power over Ethernet (PoE)
n
n
n
n
Electronic Hookswitch
Support
n
n
n
n
Rapid Dial/
Busy Lamp Field Keys
Ethernet LAN and
PC Port
Display
Learn more at www.digium.com/phones
Digium A-Series IP phones are not supported for use with Switchvox.
For phones supported with Switchvox, please see Digium D-Series IP phones.
Digium IP Phones for Asterisk
®
General Specifications..
A30
Executive-level gigabit phone
User Interface
4.3-inch backlit color LCD display
6 line appearances
10 Rapid Dial keys, up to 45 BLF entries
7 feature keys
4 context-sensitive soft keys
5-way navigation controller
Headset, speaker, and mute keys
LED message waiting indicator
Volume control
Connections
4P4C (RJ-9) handset jack
4P4C (RJ-9) headset jack
2 switched 10/100/1000 Mbps Ethernet ports
12-volt DC power port
A25
Mid-level gigabit phone
User Interface
2.8-inch backlit color main LCD display
2.4-inch backlit color BLF screen LCD display
4 line appearances
6 Rapid Dial keys, up to 30 BLF entries
5 feature keys
4 context-sensitive soft keys
5-way navigation controller
Headset, speaker, and mute keys
LED message waiting indicator
Volume control
Connections
4P4C (RJ-9) handset jack
4P4C (RJ-9) headset jack
2 switched 10/100/1000 Mbps Ethernet ports
5-volt DC power port
A22
Phone Features
Auto-answer
Headset-answer
Headset-ring
Distinctive ring
Call waiting
Call transfer (blind & attended)
Call forward
Call hold
Intercom / Paging
Message Waiting Indication (MWI)
Busy Lamp Field (BLF)
3-way conferencing
Do Not Disturb (DND)
Redial
Call timer
Caller ID display
Audio Features
Handset, speaker, and headset modes
Full-duplex HD speakerphone with
echo cancellation
Hearing aid compatible
Wideband: G.722, Opus*
Narrowband: G.711 ulaw/alaw, G.726, G.729a, iLBC*
Background noise suppression
Multicast audio playback
Network Support
Static or DHCP IP address assignment
NTP time synchronization
Priority queueing
Manual and LLDP-assigned VLAN
NAT traversal
QoS
802.1X authentication
Language Support
Dutch†EnglishFrench
GermanItalian Portuguese†
RussianSpanish
SIP / VoIP Support
SIP v2
SDES Secure RTP
DTMF, RFC2833
SIP peer-to-peer
SIP presence (Subscribe/Notify)
Per-account digit map/dial plan
Dial using SIP server
Secure SIP authentication
Provisioning
DHCP Option 66
XML Configuration
Phone GUI
Phone UI
Management
Digest authentication login to phone web UI
Firmware update via browser
Factory restore via GUI
Remote logging via Syslog
Regulatory Compliance
CE Mark
Maximum Power Consumption
6W
Operating Conditions
Temperature:
+32 to 122 F / 0 to 50 C
Relative Humidity: 5% to 95% non-condensing
Storage Temperature
-4 to 160F / -20 to 70C
Giftbox dimensions
A30:
A25:
A20/22:
11.4 x 10.63 x 2.56 inches /
29 x 27 x 6.5cm
10.63 x 10.63 x 2.56 inches /
27 x 27 x 6.5cm
10 x 8.86 x 0.6 inches /
25.5 x 8 x 7cm
Giftbox Weight
A20
A30:
2 lb, 8.8 ounces / 1.156 kg
A25: 2 lb, 4.7 ounces / 1.040 kg
A20/22: 1 lb, 15.6 ounces / 0.896 kg
User Interface
One year
Entry-level gigabit phone
Entry-level phone
Warranty
2.8-inch backlit color LCD display
2 line appearances
1 feature key
4 context-sensitive soft keys
5-way navigation controller
Headset, speaker, and mute keys
LED message waiting indicator
Volume control
*A30 only, †A20/22/25 only
Connections
4P4C (RJ-9) handset jack
4P4C (RJ-9) headset jack
2 switched 10/100/1000 Mbps
Ethernet ports (A22)
2 switched 10/100 Mbps
Ethernet ports (A20)
5-volt DC power port
Digium, Inc. • www.digium.com
445 Jan Davis Drive NW Huntsville, AL 35806, USA
+1 256-428-6000
Europe/Africa
South Africa +27 87 550 2590
United Kingdom +44 845 564 1419
Asia Pacific
Australia +61 28 073 4490
New Zealand +64 9 9 51 5875
Copyright © 2018 Digium, Inc. All rights reserved. Digium, Asterisk, Switchvox, the Digium logo and the Asterisk
Speech Bubble are registered trademarks of Digium, Inc. FreePBX is a registered trademark of Sangoma
Technologies, Inc. All other trademarks are property of their respective owners. Version 1.1/20 February 2018
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