... , Linux; MAC; WinCE / CE.net9. Firmware upgradable10.Firmware customized design to meet various requirement Application1. Embedded device, such as Handheld Terminal ... ) Wires (6) Testing cards (7) Testing tags (8) RS232-RS485 converter module Mini RF module with RS232, RS485, USB, TTL, SPI, C & D, ABA1/2, Wiegand