A communication arrangement may include a communication device, which may include an application processor, a mobile radio circuit, and a near-field communication (NFC) circuit configured according to an NFC technology for transmission of data and energy for operating a circuit external to the communication device. The arrangement may include a flexible carrier mounted detachably on the communication device. The carrier may include a radio circuit, an NFC circuit configured according to an NFC technology, a circuit coupled to the NFC circuit and the radio circuit, which is configured to be operated with energy which is received by means of the NFC circuit according to the NFC technology, the circuit configured for converting data coded in accordance with the NFC technology into data coded in accordance with the radio technology, or for converting data coded in accordance with the radio technology into data coded in accordance with the NFC technology.