Overview
LiveKit telephony includes advanced features for call handling, audio quality, security, and compliance. Use these features to build production-ready telephony applications with enhanced call quality, secure communications, and regulatory compliance.
Telephony features
Enhance your telephony applications with advanced call handling, audio quality, security, and compliance features.
| Feature | Description | Use cases |
|---|---|---|
| DTMF | Support for Dual-tone Multi-Frequency (DTMF) tones, enabling integration with legacy IVR systems and allowing agents to receive DTMF input from callers. | IVR system integration, menu navigation, and collecting numeric input from callers. |
| Region pinning | Restrict network traffic to specific geographical regions to comply with local telephony regulations or data residency requirements. | Regulatory compliance, data residency requirements, and regional data isolation. |
| Transfers | Transfer calls between participants, including call forwarding and agent-assisted transfers for seamless call routing. | Call center workflows, call escalation, and transferring calls between agents or departments. |
| HD voice | Support for high-fidelity audio using wideband codecs for superior call quality compared to traditional PSTN calls. | High-quality voice applications, professional call centers, and applications requiring clear audio. |
| Secure trunking | Encrypt signaling and media traffic using TLS and SRTP to protect calls from eavesdropping and man-in-the-middle attacks. | Secure communications, compliance requirements, and protecting sensitive call data. |
In this section
Read more about each telephony feature.
DTMF
Send and receive DTMF tones for integration with IVR systems.
Region pinning
Isolate LiveKit traffic to specific regions for compliance.
Transfers
Transfer calls between participants and agents.
HD voice
Enable high-fidelity audio for superior call quality.
Secure trunking
Encrypt signaling and media traffic for secure calls.