Digium A25 IP Desk Telephone - SIP - VoIP

$199.99
A25
In stock
+

Digium A25 IP Phone for Asterisk Compatibility

The A25 is mid-level gigabit phone with 4 line registrations, 2 full-color LCD displays, a scroll key for accessing up to 30 contacts, and 2 switched 10/100/1000 Mbps Ethernet ports. This model is perfect for the average phone user who requires gigabit networking.

Digium A25 gives you future-proof speed using dual Gigabit Ethernet ports with pass-through. PoE support lets you install the A25 as part of an efficient, high-speed network deployment. Digium's deep networking expertise shines through even in a budget-friendly phone like the A25, with features like advanced QoS control, 802.1x authentication, and NAT traversal.


Digium A25 Telephony Business Options

The A25 and other A-Series IP Phones are designed for use with Asterisk. They are not supported for use with Switchvox. For Digium IP phones for use with Switchvox, see the Digium D-Series device models.

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.

Telephony 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

A25 Main Specification Set

  • 2.8 inch backlit color main LCD display
  • 2.4 inch backlit color BLF screen LCD display
  • 4 line appearance keys
  • 6 Rapid Dial keys, up to 30 BLF entries
  • 5 feature key
  • 4 context-sensitive soft keys
  • 5-way navigation controller
  • Headset, speaker and mute keys
  • LED Message Waiting Indicator
  • Volume control

Connectors and Device Accessory Ports Supported

  • 4P4C (RJ-9) handset jack
  • 4P4C (RJ-9) headset jack
  • Electronic Hook Switch (EHS) port
  • 2 switched 10/100/1000 Mbps Ethernet ports
  • 5 volt DC power port

Parts supply replacement codes

  • 1TELA025LF - Phone, A25, 4-Line SIP with HD Voice, Fast Ethernet, 2.8" Color Display, 2.4" BLF Display, Icon Keys
  • 1TELD007LF - Power Adapter, North America, 5V, USB, IP Phone
  • 1TELD008LF - Power Adapter, International, IP Phones
Brand Manufacturer:
Digium (Switchvox) Canada
Product Code:
A25
Equipment Use Type:
MID-RANGE - Wired IP Phones

IP PHONE HARDWARE SPECS

Speakerphone:
Yes - HD (High Definition)
LCD Screen:
2.8 inch LCD Colour
2nd. LCD Screen :
2.4 inch Colour TFT LCD
Programmable softkeys - VMPKs:
6
Extension Module Expansion:
No
Gigabyte - 10 100 1000 Network:
Yes - 2 Dual Gigabit - 1 LAN + 1 PC Bridge Port
PoE - Power Over Ethernet:
BlueTooth Integrated:
No
HD Audio:
HeadSet Support:
Yes - RJ9
USB Port:
No
Box Contains:
IP phone - handset and cord - base stand - network cable - installation guide
Base Stand Included:

OTHER ENDPOINT FEATURES

Line Capacity:
4
SIP Accounts Supported:
4
Multilanguage Support:
Conference Calling Support:
Yes - 3 way audio
Encryption: Standard - TLS - SRTP:

TELEPHONY FEATURES

Auto-answer:
Call Forwarding:
Call Log - Redial:
Call Park:
Call Pick-up:
Call Transfer:
Call Waiting:
Click-to-dial:
Conference:
Downloadable PhoneBook (XML - LDAP):
Flexible dial plan:
Hold:
Message Waiting Indicator:
Mute:
Off-Hook Auto-dial:
Personalize Ring Tones:
Phonebook:
Server Redundancy and Fail-over:
Volume Up - Volume Down:
XML Context SoftKeys:

NOTE: Some Telephony features listed above may require interoperability with-in a PBX phone system environment set-up. Some features listed are relate to 'device specific manufacturer specifications' only. When used with a compatible PBX Phone System some SIP client devices (IP Phones) have additional feature become available when used in conjunction with the PBX itself. IE: Call Park / Call Return is a function 'on a PBX system configuration'. It will become a usable feature on the SIP Client / IP Phone device in conjunction with the PBX main system.

A Series IP Phone Datasheet - English (digium-aseries-ip-phones-datasheet-en.pdf, 258 Kb) [Download]