* A Microsoft Enterprise E1, E3 or E5 license is required, with the additional phone system add-on license, for PSTN services to become available. (Microsoft 365 licenses are purchased separately from within your Microsoft 365 tenancy, or from your Microsoft licensing provider) A mPBX user or SIP trunk channel license must be purchased in addition to the $3.35 inc GST Microsoft Teams integration license.
** A phone number is required for each Microsoft Teams user and must be purchased separately. Starting from $2.40 inc GST per number per month, for all Australian geographic phone numbers.