Digium D45 IP Phone

An entry-level HD, Gigabit IP phone with 2-line keys. This is Digium's best value phone for gigabit networks, designed for any employee in the company.

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  • Certified

  • Supported


  • Designed specifically for Asterisk and Switchvox
  • Plug-and-play provisioning and management
  • Integrated with core Asterisk features and services


  • Paid
  • $179.00 MSRP


The Digium D45 is a high quality gigabit IP desk phone designed and built specifically for use with Asterisk and Asterisk-based phone systems. It features HD sound quality, gigabit connectivity, plug-and-play deployment and deep integration with core Asterisk features and service, all at a price that fits any budget.

The D45 feature set includes:

  • 2 line keys / 2 SIP accounts
  • 4 feature keys
  • HDVoice™ audio
  • PoE or 5 VDC power
  • 2 port 10/100/1000 Mbps LAN w/ switch
  • Full duplex speaker phone

The D45 includes productivity applications including:

  • Interactive Voicemail
  • Visual call parking
  • Searchable contact directory
  • One-touch call recording
  • Queue monitoring
  • User presence

User Interface


  • 3.5 inch, 240 x 120 pixel backlit grayscale LCD display
  • 2 line appearance keys
  • 4 feature keys
  • 4 context sensitive soft keys
  • 6-key navigation controller
  • Headset, speaker and mute keys
  • 2-color LED message waiting indicator
  • Volume control




  • RJ-9 handset jack
  • RJ-9 headset jack
  • 2 switched 10/100/1000 Mbps Ethernet ports
  • 5 volt DC power port


Phone Applications


  • Voicemail
  • Contacts
  • Presence /Status
  • Call Log
  • Parked Calls
  • Call Queues
  • Call Info


Phone Features


  • Auto answer
  • Headset answer
  • Distinctive ring
  • Custom ring tones
  • Call waiting
  • Call transfer (blind and assisted)
  • Call forward
  • Call hold
  • Call parking
  • Call pickup
  • Intercom / Paging
  • Message Waiting Indication (MWI)
  • Busy-Lamp Field (BLF)
  • 3-way conferencing
  • Do Not Disturb (DND)
  • Redial
  • Call timer
  • Caller ID display
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Support Details

Support for the D45 is provided by Digium's support team.

Support Contact Information

Digium, Inc


Digium®, Inc., the Asterisk® Company, created and is the innovative force behind Asterisk, the most widely used open source telephony software. Since its founding in 1999 by Mark Spencer, Digium has become the open source alternative to proprietary communication providers, with offerings that cost as much as 80 percent less. Digium offers Asterisk software free to the open source community and offers Switchvox, Digium's Unified Communications solution to power a broad family of products for small, medium and large businesses. The company's product line includes a wide range of telephony hardware and software to enable resellers and customers to implement turnkey VoIP systems or to design their own custom communications solutions. At Digium, we're changing the way businesses communicate.


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Digium Certified

Digium offers certification of selected products to ensure their interoperability with Certified Asterisk as well as Digium's other products. A Digium certified product provides an assurance of quality and interoperability of the product with Asterisk.