This also from Nikon-
Fast image display – much quicker display of JPEG, TIFF and RAW (NEF) images.
Action key – a single key to which up to five individual actions (selected and combined by user) can be assigned.
IPTC data editing – allows IPTC (International Press Telecommunications Council) data to be edited and copied from one image to another.
Five display modes – make it fast, easy and convenient to select images and check details.
Single image display mode – offers a choice between 100% and 50% scale.
Multi image display modes (vertical and horizontal) – make image comparisons easy, with one window to be fixed and the other to be replaced.
Full-screen display mode – maximizes display size with a frameless window option.
Marking – adds various possible operations (including sorting, moving, copying and organizing) to marked images.
FTP data transfer – supports File Transfer Protocol (FTP) for transferring selected images.