... devices 2. Multi-interface: RS232, RS485, USB, TTL, SPI, C&D, ABA1/2, Wiegand CN3XX(S)(T)-X 13.56MHz Reader ... System: Linux and Windows. Support Win 98,Win ME, Win 2000, Win 2003, Win 2003 x64, Win XP, Win XP x64 ... Mini RF module with RS232, RS485, USB, TTL, SPI, C & D, ABA1/2, Wiegand