Fecha de publicación: 15/01/2019 Fuente: Wipo "IOT" The utility model discloses a multifrequency section NB the ioT module, multifrequency section NB does the ioT module include NB ioT treater, multifrequency input module, multifrequency output module,multifrequency input module and multifrequency output module are connected with the radio -frequency antenna electricity respectively. The utility model discloses a multifrequency section NB is NB passed through to the ioT module the ioT treater is to the mode control of RF power amplifier for is the RF power amplifier worked respectively at low -frequency range and high band output mode, NB theioT treater sends a low frequency signals and the 2nd high frequency signal to the radio -frequency antenna respectively, be the 2nd low frequency signals that the radio -frequency antenna was received and the 2nd high frequency signal respectively through transmitting to NB input and high frequency treatment input are handled to the low frequency of ioT treater for multifrequency section NB the ioT module can realize multifrequency segment signal's receiving and sending function.