An elegant, easy-to-use and full-featured SIP client with:
messaging, audio and video transfer, fast file transfer, conference support, multiple accounts, encryption (TLS/SSL and sRTP)
as well as:
- use of High Definition VoIP codecs (G.722 and Speex codecs)
- PSTN telephony (G711, GSM and ILBC codecs)
- call automation functions, hold, transfer and recording
- work with external USB microphones and speakers
- integrated address book
- acoustic echo cancellation
- end-to-end encryption
- screen sharing
- collaboration
- conference calling