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 V2.1.1 (2016-11)_Wideband transmission systems; Data transmission equipment operating in the 2.4 GHz ISM band and using wide band modulation techniques;
EMC Std：Article 3(1)(b)_EMC_ETSI EN 301 489-3 V2.3.2 (2023-01)_Part 3: Specific conditions for Short-Range Devices (SRD) operating on frequencies between 9 kHz and 246 GHz
RF MOD：WIRELESS CONNECTIVITY_Bluetooth® <4.0_Band (in MHz)_2400 to 2483.5
Article 3(2)_Radio_ETSI EN 300 328 V2.1.1 (2016-11)_Wideband transmission systems; Data transmission equipment operating in the 2.4 GHz ISM band and using wide band modulation techniques;
Article 3(1)(b)_EMC_ETSI EN 301 489-3 V2.3.2 (2023-01)_Part 3: Specific conditions for Short-Range Devices (SRD) operating on frequencies between 9 kHz and 246 GHz
