S-Series IP Phones

S705 IP Phones

Sangoma s705 IP PhoneThe S705 is our executive-level IP phone designed for users who are frequently on the phone and require access to advanced features, line support and usability options. Designed to work exclusively with PBXact phone systems, the S705 supports 6 Session Initiation Protocol (SIP) accounts, WiFi, full duplex speakerphone and has a rich 4.3 inch full color display. Zero-Touch auto-provisioning makes it so easy to setup, all you need to do is plug the phone into an internet connection, in or out of the corporate office location.

Built-in PhoneApps enables users to control complex features directly from the phone’s display and programmable buttons. This allows users to have full control of their phone system right from their fingertips. Other features such as built-in VPN and and hot desking makes the S705 great value.

IP Phone Applications

wifi enabled phone

Wi-Fi Enabled Phone Network

Setup an entire office wire-free with WiFi support and eliminate cabling costs.



High quality finish creates a beautiful display on an executive’s desktop as well as the full color display.  Quick access to paging, speakerphone and bluetooth enabled wireless headset support provides the best user experience.

Call Center

Call center

Call Center managers have access to queue statistics directly on display and can move agents around by using the programmable buttons.

Real Estate

Real Estate

Dozens of programmable busy-lamp-field (BLF) keys help staff locate agents and transfer calls rapidly.  The Optional Side-car expands this functionality for larger organizations.

IP Phone Features

Zero Touch Provisioning
Zero-Touch Auto-Provisioning with
PBXact Phone Systems

Plug in the phone into any internet connection, local or remote and it will find the phone system and autoprovisioning, using Sangoma’s redirection service.

Phone Apps

PhoneApps are a bundle of advanced applications, which install directly onto your IP phone, converting all your complicated features into easy-to-use visual applications, which you control, directly from the phone’s display!

Included EndPoint Manager
EndPoint Manager lets users control global settings, program their phone keys, map extensions, upload images, download new firmware, and much more.
Built-in VPN

Connect remote phones to the corporate office securely using built-in VPN. Perfect for remote workers to be able to access all their tools from the office without compromising security.

Wifi and Bluetooth

Setup an entire office using WiFi, eliminating the requirement of cabling. Bluetooth support also allows users to connect their bluetooth headsets for a true wire-free experience.

Hot desking
Hot Desking

For users without a permanent work desk, log in to any phone with your extension and password, and all your settings follow you instantly. Perfect for call-center agents, and other roaming workers. It’s as if you never left your desk at all!

Power over Ethernet
PoE Support

All Sangoma IP phones can be powered by the same ethernet cable plugged into it, without requiring the power adaptor. This allows you to place the phone wherever you want without searching for a power socket.


All S-Series phones support global language support.

EXP100 Expansion Module

  • Designed specifically for users who manage high call volumes, the Sangoma EXP100 expansion module delivers single-button access to contacts / extensions and maximizes productivity of the telephone attendant by efficiently dispatching inbound calls.
  • Extend your investment by daisy-chaining up to 6 expansion modules for up to 240 programmable keys.
  • Features a large 160×320 graphic LCD display with 2 pages of 20 programmable hard keys delivering up to 40 programmable features. Dual-colour LED and 2 control keys for fast page switching make the EXP100 simplify communications.
  • Compatible with the Sangoma S505 and S705 series IP Phone.

EHS30 Headset Adapter

  • Connects Sangoma IP phones to wireless headsets that have EHS (electronic hook switch) capability.
  • Allows the user to control off-hook, talk, and on-hook modes from the headset. The EHS Adapter connects between the Sangoma Phone and the wireless headset base unit.
  • Supports popular wireless headsets such as Jabra, Plantronics and Sennheiser.
  • Upgradable firmware for future improvements and headset support.

IP Phone Specifications

General Features

  • 6x SIP Accounts
  • WiFi and Bluetooth Support
  • Call hold, mute, DND
  • Call forward, call waiting, call transfer
  • Busy Lamp Field (BLF)
  • Call park / pickup
  • Music on hold
  • Voicemail
  • Anonymous call / rejection ​
  • Message waiting indicator​
  • Intercom paging


  • Time conditions
  • Queues / Queue Agents
  • Presence
  • Queue agents
  • Hot-desking
  • Call flow
  • Contacts
  • Call Forwarding
  • Conference Rooms
  • Do-Not-Disturb
  • Follow Me
  • Visual Voicemail

Display & Indicator

  • 4.3 inch (480 x 272 pixel) color display
  • LED for call and message waiting indication
  • Illuminated LEDs for line status information
  • Caller ID with name, number and photo ​
  • Wall paper ​

Physical Dimensions

  • Shipping dimensions 246mm (W) x 224mm (D) x 102mm (H)
  • Shipping weight 1.27 kgs (2.8lbs)
  • Wall mountable
  • Stand with 3 adjustable angles


  • Dual-port Gigabity Ethernet
  • 1x RJ9 (4P4C) handset port
  • Power over Ethernet (IEEE 802.3af) (PoE), class 2
  • 1xRJ12 EXT port supports up to 6 Sangoma EXP100 Expansion Modules ​
  • Electronic Hook Switch (EHS) support for wireless headsets​

Optional Accessories

  • External universal AC adapter (US, UK, EUR)
  • AC 100~240V input
  • DC 5V/1.2A output
  • EHS headset adapter​
  • EXP100 expansion module​
  • Wall mount bracket​
  • H10/H20 Cordless DECT Headset


  • PHON-S705 - S705 IP phone
  • PHON-S705-RENT - S705 IP phone for PBXact Cloud phone Service
  • PHON-S505-PLT - S705 IP phone (1 x Pallet)
  • PHON-S705-10P - S705 IP phone (10 Pack, 1 Carton)
  • PHON-ACCS-EHS30-SNG - EHS Headset adaptor
  • PHON-EXP100 - Sidecar for addition 40 programmable keys
  • PHON-ACCS-PSUNA-SNG - S-Series phone power adaptor (NA)
  • PHON-ACCS-PSUEU-SNG - S-Series phone power adaptor (EU)
  • PHON-ACCS-PSUAU-SNG - S-Series phone power adaptor (AU)
  • PHON-ACCS-PSUAU-SNG - S-Series phone power adaptor (AU)
  • PHON-ACCS-PSUUK-SNG - S-Series phone power adaptor (UK)
  • PHON-ACCS-S57-BASE - Base stand replacement
  • PHON-ACCS-S57-HAND - Handset replacement
  • PHON-ACCS-S57-COIL - Handset coil cord replacement
  • PHON-ACCS-WMB-500 - Wall mount Bracket

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