Yes, the battery is two AAA cells. I couldn't get mine set up to charge so I've been using normal alcoline cells. And it's been so long now, I can't remember where I put the rechargeable cells.

Yes, hold the button in while sliding tward the USB plug.

Maybe the 720 is like the 520, huh? If it is, just press the little round button and then slide the battery cover tward theUSB port end of the device.

Is anyone using this mp3tag program to add tags to their music files? Can you please explain how to use a folder full of filenames to create tags for the files in it? I just don't understand the synta