RF STD：Article 3(2)_Radio_ETSI EN 305 550 V2.1.0 (2017-10)_Short Range Devices (SRD); Radio equipment to be used in the 40 GHz to 246 GHz frequency range; Harmonised Standard for access to radio spectrum
Health ：Article 3(1)(a)_Health_Cenelec_EN 50360:2017_Publication Product standard to human exposure to electromagnetic fields in the frequency range from 300 MHz to 6 GHz: devices used next to the ear
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_Bluetooth® <4.0_Band (in MHz)_2400 to 2483.5
Article 3(2)_Radio_ETSI EN 305 550 V2.1.0 (2017-10)_Short Range Devices (SRD); Radio equipment to be used in the 40 GHz to 246 GHz frequency range; Harmonised Standard for access to radio spectrum
Article 3(1)(a)_Health_Cenelec_EN 50360:2017_Publication Product standard to human exposure to electromagnetic fields in the frequency range from 300 MHz to 6 GHz: devices used next to the ear
