SIP SDK
SIP SDK for .NET and ActiveX
SIP SDK for .NET and ActiveX
video capture SDK, player, overlay, ONVIF PTZ
VoIP SIP Client SDK for .NET and ActiveX
Softphone SDK, SIP SDK, VOIP SDK, Softphone
A powerful and intuitive VoIP SIP SDK
A powerful and intuitive RTP SDK
VoIP SIP SDK with DLL, ActiveX and .NET
VoIP SIP SDK for .NET and ActiveX
VoIP H.323 SDK for .NET and ActiveX
A powerful and intuitive RTP SDK