语音对讲呼叫机，包含DLL，test，包含呼叫端和被叫端。-Voice intercom call unit, including DLL, test, including the caller and the called side.

这是在互连网上传输实时语音的vc工程, 语音使用g.729压缩。附件包含一个dll库和test源代码。 -This is a real-time voice transmission interconnection line vc engineering, voice compression using g.729. Accessories include a A dll library and test source code.