Iam one of the user of this tab from the past 6 years. Still it is working very nicely. Product is so goos. Its internal memory is 16gb. Its cost also affordable. Iam very satisfied with this tab. There is a pen given along with tab. It is almost in a notebook size. It also have good picture quality. As a user I recommended this tab to everyone. Samsung produts are always usefull. It has charging backup. We can any notes in that as it contain notepad.