【實用商業app】Dialtone Mobile SIP Dialer|最夯免費app-綠色工廠好玩App

Dialtone Mobile SIP Dialer is a SIP based softphone to dial and receive internet phone calls. To use this app, Username and Password would have being sent to you in the invitation to join the community project.Dialtone features: 1. Dial phone, mobile and voip calls.2. Receive incoming calls when application is in the background.3. Supports Speakerphone and Echo-cancellation.4. Mute and hold calls.5. Quick-Dial for favorite contacts.6. Call history.7. Selectable ringtones.8. iPhone/iPad contacts integration.9. Supports multiple high and low band voice codecs.10. Auto network reachability.