1)   conaito VoIP ActiveX SDK 4.0
conaito VoIP ActiveX library for developers of VoIP audio applications, such as voice chat, conference, VoIP, providing real-time low latency multi-client audio streaming over UDP/IP networks. Includes efficient components for sound recording
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 2)   VaxVoice Extended SDK 4.0
Vax Voice activeX is the easiest way to add PC-to-PC multiuser voice chat and text chat in your applications and webpages. Three or more persons can have a real time voice conference and can even record the conversation into wave (.wav) file.
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