JOTRON has received the RMRS approval for the TR20 AIR aviation radio station. The radio station complies with the requirements of SOLAS 74 reg. IV / 7 and is a must-have emergency radio on any SOLAS passenger ship, MODU and ship operating in polar waters. Released last year, the Tron TR30 AIR radio is the world's only portable VHF AM emergency radio designed and approved in accordance with IMO MSC.80 (70)