EPSON's plug'n'play daughter board design provides the flexibility for your connectivity requirements today, combined with a migration path which will meet your requirements tomorrow. The line-up already consists of the latest in connectivity options, such as USB, Ethernet and Wireless, but as technological advances are made, the line-up will continue to evolve, providing an upgrading path for the life of the transaction point, maximizing your IT investment.The UB-S09 daughter board features RS232 Serial with 9pin D connector and EPSON customer pole display connection.