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IP Phone A20

Entry-Level value phone with 2 line registrations and a full-color LCD display

A20 IP Phone for Asterisk

 

An entry-level phone with 2 line registrations, a 2.8 inch full-color LCD display, and 2 switched 10/100 Mbps Ethernet ports. This model is Digium’s best value for organizations on a budget.

Keep your phone system project expenses to a minimum with the Digium A-Series IP phones for Asterisk, the ideal phones for low-cost Asterisk deployments. These budget-friendly IP phones provide the essential tools you need to complete your Asterisk installation. Their streamlined feature set includes standard applications, such as auto-answer, call waiting, and paging, to help your users communicate effectively and easily.

 

 


 

 

Quick Fact

  • 2.8 inch backlit color LCD display
  • 2 line appearance keys
  • 1 feature key
  • 4 context-sensitive soft keys
  • 5-way navigation controller
  • Headset, speaker and mute keys
  • LED Message Waiting Indicator
  • Volume control
  • 4P4C (RJ-9) handset jack
  • 4P4C (RJ-9) headset jack
  • Electronic Hook Switch (EHS) port
  • 2 switched 10/100 Mbps Ethernet ports
  • 5 volt DC power port

A-Series 

A20

Entry-Level

A22

Entry-Level gigabit

A25

Mid-Level, gigabit

A30

Executive-Level,gigabit

Line Registration

2

2

4

6

Feature Keys

1

1

5

7

Rapid Dial/Busy Lamp Field Keys

Up to 1 key contact

Up to 1 key contact

6 keys 30 contacts

10 keys

45 contacts

Ethernal LAN and PC Port

10/100BASE-T

10/100/1000BASE-T

10/100/1000BASE-T

10/100/1000BASE-T

Display

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)

 ✓

 ✓

 ✓

 ✓

 

Electronic Hookswitch Support

 ✓

 ✓

 ✓

 ✓

 


 

S-Series 

S705

S505

S406

S305

S206

Main Display

4.3 inch, color

3.5 inch, color

2.7 inch, graphical LCD with backlight

192x64 pixel graphical LCD with backlight

128x40 pixel graphical LCD with backlight

Line Registrations

6

4

3

2

2

Rapid Dial/Busy Lamp Field Keys

Up to 9 keys, scrolling
45 contacts

Up to 7 keys, scrolling 35 contacts

Up to 5 keys, scrolling 25 contacts

Up to 3 key, scrolling 15 contact

Up to 1 key, scrolling 1

Ethernet LAN and PC Port

10/100/1000Base-T

10/100/1000Base-T

10/100/1000Base-T

10/100Base-T

10/100Base-T

Advanced Phone Applications

 ✓

 ✓

 ✓

 ✓

No

Bluetooth & WiFi

 ✓

No

No

No

No

Power over Ethernet (PoE)

 ✓

 ✓

 ✓

 ✓

 ✓

Expansion Module
 (SideCar) (optional)

 ✓

 ✓

No

No

No

Electronic Hook Switch (EHS) Module
(optional)

 ✓

 ✓

 ✓

No

No


D-Series 

D80
Executive-level

D65
Mid-level
*Optional Sidecar
Pictured Above

D62
Entry-level, Gigabit

D60
Entry Level

Main Display

High-definition 7.0 inch color,
capacitive touch

4.3 inch, color

4.3 inch, color

4.3 inch, color

Line Registrations

6

6

2

2

Feature keys

Touch-screen

4

4

4

Rapid Dial/Busy Lamp Field Keys

Up to 20 on-screen, scrolling
100 contacts

Up to 5 keys 100 contacts
*Optional Sidecar offers 20 keys 40 contacts

Up to 1 key 1 contact

Up to 1 key 1 contact

Ethernet LAN and PC Port

10/100/1000Base-T

10/100/1000Base-T

10/100/1000Base-T

10/100Base-T

Built-in Bluetooth

 ✓

 ✓

No

No

Power over Ethernet (PoE)

 ✓

 ✓

 ✓

  ✓

Advanced Phone Applications

 ✓

 ✓

 ✓

 ✓

Expansion Module

 

 ✓

 

 

 

 
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