Mexican RF Regulator- IFT announced according to standard IFT-011-2017 , Technical specifications of mobile terminal equipment may use radio spectrum or connect to telecommunications networks. part 2. Mobile terminal equipment working in the 700 MHz, 800 MHz, 850 MHz, 1900 MHz, 1700 MHz/2100 MHz, and 2500 MHz  groups. The public consultation presents the requirements for Mobile Terminal Equipment, which, since its assembling, contains all the parts for the programmed foundati