Sangoma s406


Designed to work with FreePBX and PBXact UC, Sangoma's s406 IP desk phone replaces the s405. With the same appearance and features, this fully featured IP phone has 3 SIP accounts, dual Gigabit Ethernet ports, HD voice and VPN capability. Joining the s range of IP phones, the s406 has a generous 2.7 inch backlit graphical LCD display along with the following enhanced features:

  • New, faster internal CPU for improved system responsiveness
  • Support for the OPUS high-definition audio codec
  • Improved overall audio performance, especially for high-definition audio

In addition, the s406 also includes 6 customisable keys each with on-screen labels which can be viewed over 5 pages, providing access to a total of 25 personalised functions or quick dial buttons.

Zero Touch Provisioning with FreePBX and PBXact UC

When you connect your Sangoma s406 phone, the redirection server automatically points the phone to the FreePBX and PBXact UC systems for configuration. Phone settings can be easily controlled using Sangoma EndPoint manager software, which is automatically enabled when used with any of Sangoma's VoIP phones.

Phone Apps

Users can easily control complicated features directly from their phones. Applications include:

  • Call Parking
  • Follow Me
  • Do Not Disturb
  • Conference Rooms
  • Call Forwarding
  • Time Conditions
  • Presence
  • Queues
  • Queue Agents
  • Transfer to Voicemail
  • Visual Voicemail
  • Log In / Out
  • Call Flow
  • Contacts
Sangoma Phone Apps


  • 2.7" 192 x 64-pixel graphical display with backlight
  • Support for up to 3 SIP accounts
  • Two-port Gigabit Ethernet ports
  • PoE support (or Power supply available separately)
  • Zero touch provisioning with FreePBX and PBXact UC systems
  • HD voice
  • Open VPN
  • Supports OPUS codec
  • 5-way conferencing
  • Headset compatible:
    • EHS support for wireless headsets via EHS30 Headset Adaptor
    • RJ9 connection
  • Intuitive user interface with icons and soft keys
  • 6 line keys can be programmed up to 25 various features (5-page view)
  • 5 features keys: menu, voice mail, headset, speaker, mute
  • Wall mountable

View Sangoma s406 Datasheet for full list of technical specifications

Ordering Information


Support & Downloads

Technical details

What's in the box

  • Sangoma S406 Phone
  • Stand
  • Handset
  • Curly cord
  • Cat5e cable
  • Guide


This product comes with a 12 month manufacturer's warranty.

Media downloads

Sangoma s406
High Resolution | Web
Sangoma s406
High Resolution | Web
Sangoma s406
High Resolution | Web