一个连接到GSM模块可以用来发短信和打电话的VB项目，功能齐全，包括闹铃以及选择来电铃声，可以读取短信内容，发送短信中文英文都可以-A connection to the GSM module can be used to send text messages and phone calls VB project, complete functions, including alarm and selecting ringtones, you can read the message conte