1. Mini RF module for integrating into existing devices 2. Multi-interface: RS232, RS485, USB, TTL, SPI, ... security, expandable on request3. Multi-interface: RS232, RS485, USB 2.0, TTL, SPI, Clock & Data / ... supply (9V) (3) Serial communication cable (4) USB communication cable (5) Wires (6) Testing cards (7 ... tags (8) RS232-RS485 converter module Mini RF module with RS232, RS485, USB, TTL, SPI, C & D, ...