From Mining and Oil & Gas, to Rail and other worldwide industries, Tunnel Radio keeps customers in touch with their operations at all times, under all conditions: with digital underground wireless communication, wireless tracking and gas sensing, and web-based remote diagnostics and monitoring. Underground, above ground or offshore; with UHF/VHF two way radios, customized software and 24/7 tech support — we know that to maximize safety, productivity and profitability, staying connected is everything.