Express Talk is a free VoIP SIP based softphone for Mac OS X. it allows you to call other softphone users for free or normal telephones if you sign up to a SIP Gateway Service.
Features:
- Configure up to 6 lines on the one phone with the ability to put calls on hold.
- Supports caller ID display and logging.
- Includes a phone book with quick dial configuration.
- Can be configured to work behind NATs and Firewalls.
- Includes data compression (GSM, uLaw, ALaw, PCM and G726), echo cancellation, noise reduction, comfort noise and more.
- Uses the standard SIP protocol so it can use a number of telephone gateways, SIP systems or other internet phone software.
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free download Express Talk VoIP Softphone now.
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