EUT TPE：Subclass of Class 1_20_Non-specific short range devices_433.050 - 434.790 MHz
EMC Std：Article 3(1)(b)_EMC_Cenelec EN 55035:2017 Electromagnetic compatibility of multimedia equipment — Immunity requirements CISPR 35:2016 (Modified)
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_NFC & RFID ISO/IEC 18000 & NFC Analog Specification_Europe_865 MHz to 868 MHz
