Disclosed is a method and a hands free communication system comprising a first system part and a second system part, wherein the first system part comprises a first connector part and a first transceiver, and the second system part comprises a second connector part and a second transceiver, whereby the first system part and the second system part are configured to be connected in a corded mode by means of the first and second connector parts, whereby the first system part and the second system part are configured to be connected in a wireless mode by means of the first and second transceivers, wherein the hands free communication system comprises detecting means for detecting whether the first system part and the second system part are in a certain vicinity of each other, when the hands free communication system is in the wireless mode, and wherein, the hands free communication system comprises alert means to alert a user of the hands free communication system, when the detecting means detects that the first and second system parts are within the certain vicinity of each other while the hands free communication system is in the wireless mode.