The "New-In-Box" PS-4100 HandyScan Handheld Scanner - model PS4100BKm8GB, includes free 8GB micro SD. As executive or mobile knowledge worker, your office isn't just the space in your corporate building with your nameplate on it. You need to have meetings with clients, make on-site reviews, respond to emails and phone calls on the road on in an airplane, and generally be accessible and efficient 100% of the time.You've got your phone and your laptop with you, but what about the rest of the office? Portable scanning aren't just luxuries these days -- they're necessities. Handheld scanner PS-4100 is good for scanning documents, books & pictures up to A4 size.