HIMS Braille Sense U2 User Manual page 490

pressing "ctrl-v," or you can paste the file(s) in to one of the folders by
pressing enter on one of the folders, and then pressing "ctrl-v" to paste
the file(s).
If you want to copy folders from the Braille Sense U2 to your PC via
ActiveSync, follow the same steps; except, you will need to copy files
from the Braille Sense U2, and paste the file(s) to your PC in the
directory where you want to store the file(s).