Quick facts about VoIP SIP SDK for Android:
- All Android versions
- Support of SIP and RTP
- STUN and other IETF standards (compatible with SER, OpenSER and Asterisk)
- SIP Registrar (SIP server) support
- Audio and video calls
- Status messages
Available codecs:
- G.711-ALaw
- G.711-muLaw
- G.729
- Speex
- Theora
- GSM
- H.263
- H.263+
- H.264

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