GSM GPRS MODEM彩信短信开发接口以标准的DLL(Dynamic Linkable Library)即动态链接库文件提供，支持彩信、短信、超长短信、Wap Push、闪信、书签推送、名片推送的发送与接收。支持几乎所有常用的开发语言，包括ASP,ASP.NET,Borland C++ Builder,Borland Delphi,HTML,PHP,VBA,VBscr ipt,Visual Basic,Visual Basic.NET,Visual C++,Visual C#.net等，压

this a at command library for sim300 gprs modem you can add it in your project and use it-this is a at command library for sim300 gprs modem you can add it in your project and use it