Wacom STU540-CH2. Product colour: Black. Accuracy pen: 50 cm. Windows operating systems supported: Windows 10,Windows 7,Windows 8,Windows XP This Wacom Signature Set consists of a Wacom STU-540 digital signature pad and pen, and Wacom’s sign pro PDF electronic signature software. Together, these two products let you capture handwritten electronic signatures from citizens, patients and customers during in-person meetings or over-the-counter transactions. The industry-leading Wacom digital signature pad, together with the patented cordless, battery-free Wacom digital pen, make signing documents as fast and easy as it is with traditional pen and paper. The Wacom signature pad plugs into the USB socket of any Windows PC, and the sign pro PDF for Windows software is quick and easy to install and use. In addition, the Wacom STU-540 features a high resolution color screen that can be used to display promotional material when not in signing mode. Typical use cases for Signature Set include signature capture during over-the-counter transactions within banks, repair shops, post offices and other consumer/retail environments.