... . 2. 75USD or less for big quantity 3. Strong Customized Capacity. Something should be cleared ... antenna, battery, AC adaptor, PCB and components, GSM module, thermal printer and firmware, among them, only PCB ... the user can print orders by battery supplying.3) Order printer: print order automatically or manually. ... server (web)7) Standalone device, no need to connect to PC8) 128*64 LCD Display, 24 keys ...