RF STD：Article 3(2)_Radio_ETSI EN 302 054 V2.1.1 (2017-10)_Meteorological Aids (Met Aids); Radiosondes to be used in the 400_15 MHz to 406 MHz frequency range with power levels ranging up to 200 mW;
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
Health ：Article 3(1)(a)_Health_Cenelec_EN 50566-2017_Product standard to human exposure to human exposure to electromagnetic fields in the frequency range from 30 MHz to 6 GHz: hand-held and body mounted devices in close proximity to the human body
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® <4.0_Band (in MHz)_2400 to 2483.5
Article 3(2)_Radio_ETSI EN 302 054 V2.1.1 (2017-10)_Meteorological Aids (Met Aids); Radiosondes to be used in the 400_15 MHz to 406 MHz frequency range with power levels ranging up to 200 mW;
Article 3(1)(a)_Health_Cenelec_EN 50566-2017_Product standard to human exposure to human exposure to electromagnetic fields in the frequency range from 30 MHz to 6 GHz: hand-held and body mounted devices in close proximity to the human body
