Voice

SIP Voice Calling

High-quality voice calling over overseas SIP trunking, supporting inbound and outbound calls and inbound numbers.

Features

High call quality

Redundant trunk lines and high-quality codecs deliver clear, stable audio.

Inbound & outbound

Supports outbound calls plus inbound number provisioning.

Flexible integration

Connects with existing PBX and softphones over SIP, minimising operational change.

Specifications

ProtocolSIP / RTP (SIP trunk, voice relay)
Regions40+ countries and regions across Asia, North America and Europe
FeaturesInbound, outbound, inbound numbers, codec selection
IntegrationPBX / softphone / API
QualityHigh-quality codecs (G.711 / Opus and more)

Who it is for

  • Cost-effective voice communication with overseas offices
  • Localising customer support with overseas inbound numbers
  • Integrating with existing PBX and softphones

Start with a free trial.

No credit card required. Tell us your use case and we will propose the best setup.

Contact us