Mini CC1101 Board

product page > warnings do not use the cc1101 while the antenna is disconnected from the board do not disconnect the cc1101 board from the flipper zero while in use doing so can permanently damage the board setting up your flipper zero newer versions of the flipper zero firmware should automatically detect the external cc1101 and enable the module itself if not, you will have to enable the module manually you can find the setting in sub ghz > radio settings > module once set to external, the power led on the mini cc1101 board should light up next section using the cc1101 docid\ pkidk6tg99jincxoq3mul