EUT TPE：Subclass of Class 1_28_Non- specific short range devices_868.000 - 868.600 MHz
RF STD：Appendix 2_Table 16@EN 300 220-2_Electromagnetic compatibility and Radio spectrum Matters (ERM); Short Range Devices (SRD); Radio equipment to be used in the 25 MHz to 1000 MHz frequency range with power levels ranging up to 500 mW@RED_Article 3(2)_Radio
EMC Std：Article 3(1)(b)_EMC_ETSI EN 301 489-1 V2.2.3 (2019-11)_Part 1: Common technical requirements; Harmonised Standard for ElectroMagnetic Compatibility
RF MOD：WIRELESS CONNECTIVITY_Bluetooth® <4.0_Band (in MHz)_2400 to 2483.5
Appendix 2_Table 16@EN 300 220-2_Electromagnetic compatibility and Radio spectrum Matters (ERM); Short Range Devices (SRD); Radio equipment to be used in the 25 MHz to 1000 MHz frequency range with power levels ranging up to 500 mW@RED_Article 3(2)_Radio
