Tetraedre is developing and updating the TRMC data loggers to guarantee the continued existence of its system and to work with 3G networks. Indeed, the operating companies, such as Swisscom, have announced that 3G will replace 2G from 2017. Tetrahedre adapts today and can guarantee the good functioning of its devices for the future. It will be possible to adapt the TRMC with 2G technology, which is already in place, to work 3G.