手机内存卡的交换——交换音乐/视频文件。

Cell Phone memory card swapping - to exchange music/video files.

保护手机内存和储存卡，支持所有类别的储存卡。

Protect files on Phone Memory & Memory Cards - wide compatibility with most Memory Cards.

这可以安装在手机内存设备的应用程序的数量最大化。

This maximizes the number of applications that can be installed in the phone memory of the device.