... existing devices 2. Multi-interface: RS232, RS485, USB, TTL, SPI, C&D, ABA1/2, Wiegand CN3XX(S)(T ... , expandable on request3. Multi-interface: RS232, RS485, USB 2.0, TTL, SPI, Clock & Data / ABA1,2 / Wiegand26-584. ... Power supply (9V) (3) Serial communication cable (4) USB communication cable (5) Wires (6) Testing cards (7) ... Mini RF module with RS232, RS485, USB, TTL, SPI, C & D, ABA1/2, Wiegand