--- title: "Calling Features" slug: "calling-features" updated: 2025-09-02T16:58:55Z published: 2025-09-02T16:58:55Z canonical: "kb.connecttoteams.com/calling-features" --- > ## Documentation Index > Fetch the complete documentation index at: https://kb.connecttoteams.com/llms.txt > Use this file to discover all available pages before exploring further. # Calling Features **Calling Features** Once you have the Connector operational it is important to understand what is and is not possible as a Microsoft Teams user making and receiving calls. With the Teams Application - an option you have - you can add more capabilities. Note that some features remain Teams Native due to Microsoft constraints. | FEATURE | | Comment | | --- | --- | --- | | **Calling Features** | | | | Teams: Outbound Calling | YES | | | Teams: Inbound Calling | YES | | | Teams: Extension Dialing Outbound | YES | | | Teams: Extension Dialing Inbound | YES | | | Teams: Feature Code Dialing (outbound only) | YES | | | Teams: Hold/Resume | YES | Teams Native | | Teams: Music On-Hold | YES | Teams Native | | Teams: Transfer to PSTN | YES | | | Teams: Transfer to Extension | YES | | | Teams: Transfer to Teams | YES | | | Teams: Warm Transfer to PSTN | YES | | | Teams: Warm Transfer to Extension | YES | | | Teams: Warm Transfer to Teams | YES | | | Teams: Park | YES | Teams Native | | Teams: Add a PSTN Caller | YES | Requires Teams Audioconferencing | | Teams Meeting: Add a PSTN Caller | YES | Requires Teams Audioconferencing | | Teams: Add a Teams Caller | YES | Teams Native | | Teams: Contact Management | YES | Teams Native, also triggerable in the [Teams App](/v1/docs/callback-schedule-meeting-save-contact) | | Teams: Call History | YES | Teams Native | | Teams: Inbound Caller ID | YES | Passthrough from PBX | | Teams: Outbound Caller ID | YES | PBX CallerID | | Teams: Delegation | YES | See [Shared Line Appearance](https://learn.microsoft.com/en-us/microsoftteams/shared-line-appearance) documentation | | Teams: Ring Back Tone | YES | The Teams client is responsible for playing ringback tone (sometimes referred to as dial tone) on outbound calls. | | | | | | **Teams Application (optional)** | | | | Voicemail Notification | YES | Requires PBX support SIP subscription | | Voicemail Access | YES | Requires PBX support SIP subscription | | Feature/Star Codes | YES | | | Feature/Star Codes InCall | YES | | | Configurable Softkeys | YES | | | Existing End User Portal | YES | Existing Portal must support single sign-on (SSO) | | Branding | YES | Logos, Names, Feature Codes | | Teams Slash Commands (Quick Codes) | YES | | | Callback | YES | Launchable from a call card | | Schedule Meeting | YES | Teams Native software, launchable from a call card | | Create New Contact | YES | Teams Native software, launchable from a call card | ## References for the Reseller To know more about Ring Back Tone, check [Ringback for Outbound Calls](/v1/docs/ringback-for-outbound-calls).