... treatment, tariff and POS system. Structure15-key keypad, 128*64 LCD display, 1 magnetic reader, 1 IC card reader & writer ... 9, ENTER, CLEAR and 3 function keys Operate with LCD graphic display and beep indication With internal 64 bit DES module ... for further development in WindowsSpecifications LCD graphic display128×64 dots, display 16×4 characters and graphic drawingKeypad15 key, include 10 numeric ...