RF STD：Article 3(2)_Radio_ETSI EN 300 328 V2.2.2 (2019-07)_Wideband transmission systems; Data transmission equipment operating in the 2
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
