平板电脑与J2EE系统通信，给予SOCKET通道，包括视频-PDA comm

用来阅读和管理客户端手机用户为了在新闻频道的新闻阅读器应用程序。它也允许用户添加，删除一个特定的通道，并读取特定项目的描述。-To read and manage your client mobile phone users in the news channel news reader application. It also allows users to add, delete a specific channel, and read the descr iption of the spe

设置录音格式，录音质量，通道数，录音采样率等内容-Set the recording format, audio quality, channels, audio sample rate, etc.