... GPRS. 4. Print ticket. Something should be cleared about IBACS(1) IBACS is a script designer, but not sms printer designer. They ... antenna, battery, AC adaptor, PCB and components, GSM module, thermal printer and firmware, among them, only PCB and firmware is designed ... the power is off, the user can print orders by battery supplying.3) Order printer: print order automatically or manually.4) The user ...