hello here is said device
click1
click2
1.What e-book formats does your device support?
EPUB, TXT, PDF
2.Is there a special directory on the device in which all e-book files should be placed?
no special directory exists.just plug my device in my computer and it shows like a usb stick.like an extra hard disk.
3.We also need information about your device that calibre will collect automatically.