The CR 2510 Cash Register features a 128 flat keyboard (8 x 16 matrix), freely programmable with the PC program OptiCash. This program also offers 9 header and footer lines for customer logo, printing a 3 line per second duplicate receipt. Liquid crystal operator display and vacuum flourescent customer display. The CR 2510 Cash Register is PC, IRC, modem, EFT, kitchen and slip printer connectable. Standardly, 40 menus and 150 tables can be held in memory. Interface and memory expansion along with fiscal memory optional.