RF STD：Article 3(2)_Radio_ETSI EN 303 406 V1.1.1 (2017-02)_Short Range Devices (SRD); Social Alarms Equipment operating in the frequency range 25 MHz to 1 000 MHz;
RF MOD：WIRELESS CONNECTIVITY_NFC & RFID ISO/IEC 18000 & NFC Analog Specification_433 MHz
Article 3(2)_Radio_ETSI EN 303 406 V1.1.1 (2017-02)_Short Range Devices (SRD); Social Alarms Equipment operating in the frequency range 25 MHz to 1 000 MHz;
