三汇语音卡的应用程序，用于实现电话的呼出功能，内涵VC\PB\DELPHI三种代码以及中英文说明文档，用于学习。-Sanhui voice card applications, for the realization of the exhaled telephone functions, meaning three VCPBDELPHI code documentation in both English and Chinese, as well as for learning.