Its communication capabilities make it possible to offer all services expected from Wi-Fi broadband: on-board internet, real-time CCTV, passenger information, passenger infotainment, etc. For wired connectivity, Ethernet, USB, and RS-232 ports are available, to connect a multitude of peripheral devices and accessories to the TGU. With open and communicating systems, these units support long, medium and short range radio technologies, and « Security & Safety » technologies.