A communication device is provided that includes a communication unit configured to perform communication of a voice signal with a party device via a communication line, a wireless communication unit configured to perform wireless communication of a data signal with an external device, and a controller configured to perform first wireless communication and second wireless communication in parallel, using the wireless communication unit. The first wireless communication is adapted to enable wireless communication of the voice signal between a voice communication device and the communication unit via the wireless communication unit. The second wireless communication is adapted to enable wireless communication of the data signal between the external device and the wireless communication unit.