EUT TPE：Subclass of Class 1_20_Non-specific short range devices_433.050 - 434.790 MHz
EMC Std：Article 3(1)(b)_EMC_ETSI EN 301 489-1 V2.2.3 (2019-11)_Part 1: Common technical requirements;
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_DECT & ULE_Bands (in MHz)_Europe_1880 to 1900
