This Sony PEG-SJ20/U Clie Personal Handheld PDA Organizer is a great device for those who need to stay organized on the go. With a black and white LCD screen and a display size of 320 x 320 pixels, this PDA is perfect for taking notes, creating contacts, and managing your schedule. It is a part of the Sony CLIE series and runs on the Palm OS operating system. This item is untested and comes from a trusted seller. It is a great choice for anyone looking for a reliable PDA organizer.