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3CX Phone System is a software based private branch exchange (PBX) based on the SIP (Session Initiation Protocol) standard. It enables extensions to make calls via the public switched telephone network (PSTN) or via Voice over Internet Protocol (VoIP) services. 3CX Phone System for Windows is an IP business phone system that supports standard SIP soft/hard phones, VoIP services and traditional PSTN phone lines.

Easy, Network-Wide Management of IP Phones & Softphones

With 3CX you can manage your IP Phones from within the 3CX Management Console. Deploy new firmwares on many phones with a few mouse clicks. Guaranteed interop with supported IP Phones gives you peace of mind when updating your phones. 3CX clients for smartphones can easily be deployed via email, whilst software updates are automatic, eliminating help desk calls.

  • Upgrade IP Phone firmwares from the 3CX Management Console

  • Each new IP Phone firmware is tested by 3CX to avoid interop issues

  • Reprovision, reboot IP phones remotely

  • Configure advanced IP phone options from the console


Plug and Play Configuration of Phones, Gateways & SIP Trunks

Plug-in an IP Phone or Gateway to your network and 3CX will automatically configure them, saving you countless hours of configuration time and removing the learning curve. Connect a SIP trunk within minutes with pre-configured templates for most popular SIP trunk providers, including end to end support from 3CX.

  • Configuration templates for supported IP Phones, SIP Trunks, Gateways

  • No need to figure out complex IP Phone / Gateway or SIP Trunk settings

  • Guaranteed interop and support from 3CX for end to end solution

  • Inbuilt template for easy configuration of VoIP Providers / SIP Trunks

Acclaimed Android and iOS VoIP Clients

3CX features native Android and iOS VoIP clients that are continuously updated and tested and set the standard for mobile phone VoIP clients. With an inbuilt tunnel to avoid remote firewall issues, calling from over 3G or from any Wifi hotspot is extremely reliable. 3CX Android and iOS clients fully support PUSH, allowing the phone to be on standby and save battery life.

  • Most advanced and reliable Android & iOS VoIP clients on the market

  • No additional licensing costs for softphones

  • “PUSH” notifications save mobile battery life

  • Inbuilt SIP tunnel/proxy resolves any remote firewall issues.

Use Your Extension From Anywhere

With the 3CXPhone VoIP clients for Android and iOS you can take your extension wherever you go.  3CX delivers the one number concept meaning that you no longer have to give out your mobile number. Set your status so your colleagues can see whether or not you are available to take a call.

  • Make and receive calls from your smartphone – at no cost

  • Set your status to available, away and out of office from your smartphone

  • One number concept

  • See the presence of your colleagues from anywhere

3CX Phone System for Windows – An Easy to Install and Manage PABX
Unparalleled Mobility with 3CX’s Leading Android and iOS VoIP Clients
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