VoIP SIP Client SDK 1.3 VoIP SIP Client - A powerful and highly versatile VoIP SDK for SIP applications License: Commercial, $999.00 to buy, Size: 9399 KB
SIP Softphone ActiveX 1.1 SIP Softphone - A powerful and highly versatile VoIP SDK for SIP applications License: Commercial, $999.00 to buy, Size: 8137 KB
VoIP EVO SDK for Windows and Linux 3.0 VoIP EVO SDK - A simple way to VoIP-enable your applications and websites License: Commercial, $899.00 to buy, Size: 9448 KB
VoIP SIP SDK for .NET and ActiveX 3.0 VoIP SIP SDK - A powerful and highly versatile VoIP SDK for SIP applications License: Commercial, $999.00 to buy, Size: 5718 KB