Download VaxVoIP SIP ActiveX SDK

VaxVoIP SIP ActiveX SDK is the useful software that is useful to add SIP based dial and receive phone calls in your webpages and software applications. It is really easy to install since it also includes sample source codes available to download. It can also be used to develop softphones for many operating systems, even mobile devices. It delivers superior voice quality by integrating advanced digital voice processing features including acoustic echo cancellation, noise cancellation, and adaptive jitter buffering. It features voice change support, many browsers support, SIP proxy authentication, develop SIP based instant messenger, dial and receive phone calls, multi-lines support, line hold, and more. Donwload it free from this site.

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