EUT TPE：Subclass of Class 1_20_Non-specific short range devices_433.050 - 434.790 MHz
RF STD：Article 3(2)_Radio_ETSI EN 300 328 V2.2.2 (2019-07)_Wideband transmission systems; Data transmission equipment operating in the 2
EMC Std：Article 3(1)(b)_EMC_ETSI EN 301 489-1 V2.1.1 (2017-02)_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_Bluetooth® 5.0_Band (in MHz)_2400 to 2483.5
