Enabling seamless coverage and high quality reception in the world's tunnels

To ensure highly reliable and available commercial radio services in the longest of tunnels and missioncritical communications in all tunnels, RFS offers high-capacity RF-over fiber repeater systems. These in-tunnel signal distribution systems support multiple operators, providing coverage for 2G, 3G, 4G, TETRA and GSM-R in bands ranging from 380 MHz to 2700 MHz.