Features: The Sony 13.3" 4GB DPTS1 Digital Paper System is geared towards professionals who are overwhelmed with paper as well as public and private institutions that continue to generate large quantities of documents during their routine operations. Beneficiaries of Digital Paper include lawyers, governmental agencies, policymakers and legislators, professors and researchers in higher education, and executives. Easy to use right out of the box and optimized to accommodate 8.5" by 11" documents, Sony's Digital Paper achieves a breakthrough in handwriting. The well-designed stylus retains a familiar, natural, and comfortable writing experience akin to that of ink on paper. Read and annotate documents, create "sticky notes" and highlights, and upload documents wirelessly from Digital Paper, making them available for archiving or sharing with colleagues.