Use our ROQSTAR Unmanaged M12 Ethernet Switches to build small, simple onboard networks, quickly and with little effort. Specially made for public transport, the devices guarantee consistently stable connections on board of buses. Our Unmanaged Network Switches meet the E-Mark requirements (E1) for road vehicles and are therefore suitable for use in buses. All ROQSTAR network switches bear the ITxPT-label for interoperability.