GSM-Railway is an international wireless communications standard for railway communication and applications. It is used for communication between train and railway regulation control centers.

Numeko Tech is official representative of RFS which is global designer and manufacturer of cable and antenna systems plus active and passive RF conditioning modules, providing total-package solutions for wireless infrastructure and have in-building railway tunnel solutions in GSM-R project with radiating cable (also recommended leaky cable).

Transportation operators rely on mission-critical communications to ensure the safety of millions of passengers, employees and assets every day. Their communications solutions must enable continuous, high-quality communications across tunnels, complex in-building environments and diverse outdoor terrains. At the same time, these solutions must support commercial applications that increase passenger satisfaction and provide new revenue opportunities.