把音乐存为MP3，接上电脑。边充电，就可以同时拷贝了.
How To Upload Audio Files To OpenSwim
1. Open the USB charging cradle, insert your OpenSwim into the charger, and close.
2. Plug the USB end into your computer (an OpenSwim drive will pop up)
3. Drag and drop your fave audio files into the drive
4GB Of MP3 Storage Internal music storage allows for a library of up to 1,200 songs ready to play at the touch of a button.
Supports MP3, WAV, WMA, AAC, and FLAC for device-free listening. Not Bluetooth compatible.
