It is a KDS (Kitchen Display System) that can be used like a kitchen printer.You can cook and complete the order while viewing the order history.- How to use1. Set the tablet to a static IP.2. Install the E-Printer app. : No special setting is required and the default value of PORT is 9100.3. Set the kitchen order form output to E-printer in the POS program you are using 1) In case POS program supports network printer : Please set the tablet IP and PORT (default value 9100) in the settings of the POS program. 2) In case of serial printing (general POS printer output) : After installing the view printer agent in POS, set IP and PORT (default value 9100) in Add Printer. View printer agent download address http://vuprinter.com/vahttps://youtu.be/E8Pw7iS8Wlw