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 301 489-1 V2.1.1 (2017-02)_Part 1: Common technical requirements;
Health ：Article 3(1)(a)_Health_Cenelec_EN 50566-2017_Product standard to human exposure to human exposure to electromagnetic fields in the frequency range from 30 MHz to 6 GHz: hand-held and body mounted devices in close proximity to the human body
Safety：Article 3(1)(a)_Safety_Cenelec_EN 62368-1:2014/AC:2015_Audio/video_ information and communication technology equipment - Part 1: Safety requirements
RF MOD：WIRELESS CONNECTIVITY_Bluetooth® ≥4.0_Band (in MHz)_2400 to 2483.5
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;
Article 3(1)(a)_Health_Cenelec_EN 50566-2017_Product standard to human exposure to human exposure to electromagnetic fields in the frequency range from 30 MHz to 6 GHz: hand-held and body mounted devices in close proximity to the human body
