IT3Tek is a certified 3CX Partner. The 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. is an easy to install and manage phone system tailored towards small businesses. Completely replacing a Small Business PBX, it leverages VoIP throughout your company to cut down your telephone bill.

3CX Phone System brings together enhanced communication and superior collaboration tools in one user-friendly interface. Presence, Fax & Voice Mail to email, Web conferencing and instant messaging are child’s play for 3CX Phone System. Managing and working with remote employees has never been easier with great features like presence and the ability to take your office extension with you wherever you go. BYOD? No problem! With softphone clients for Windows, Mac, Android and iOS, you can access the same great functionality from your laptop, smartphone or tablet.