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;
EMC Std：Article 3(1)(b)_EMC_ETSI EN 301 489-6 V2.2.1 (2019-04)_Part 6: Specific conditions for Digital Enhanced Cordless Telecommunications (DECT) equipment;
Safety：Article 3(1)(a)_Safety_Cenelec_EN 62368-1:2020+A11:2020_Audio/video_ information and communication technology equipment - Part 1: Safety requirements
RF MOD：WIRELESS CONNECTIVITY_NFC & RFID ISO/IEC 18000 & NFC Analog Specification_Europe_865 MHz to 868 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;
