If I connect my digital camera via USB, Windows Explorer lists it under Computer as a device. I can browse it using Explorer, see folders, file properties etc, and copy/dele
I'd start by running get-PSDrive and see if the camera shows up.
If it does, you should be able to treat it as a normal drive and use the copy-item cmdlet to move the items:
Reference: http://technet.microsoft.com/en-us/library/dd347638.aspx
regards Arcass