说明：  该系统对旅游景点介绍等进行录音，并转为MP3格式，减小数据的存储量，按景点分割成不同的文件，通过USB接口下载到MP3中播放。
(The system of tourist attractions, such as introduction of sound recordings, and converted to MP3 format, reducing data storage capacity, according to attractions is separated into different documents, through the USB interface to download in MP3 player.)