Patent ID: 7206406

Claim:
A call system comprising: a handsfree call microphone and a handsfree call loudspeaker; a first sound device that inputs and outputs a sound to the handsfree call microphone and the handsfree call loudspeaker, and that is included in an information terminal; a handset call microphone and a handset call loudspeaker; a second sound device that inputs and outputs the sound to the handset call microphone and the handset call loudspeaker; a handset connected to the information terminal; and selection means for selecting, as a connection destination on a transmitting end of a telephone line, at least one of the first sound device and the second device, and for selecting, as a connection destination on a receiving end the telephone line, at least one of the first sound device and the second sound device in accordance with a call state and an event, so as to set at least one of the handsfree call microphone and the handset call microphone as an input destination of the sound, and so as to set at least one of the handsfree call loudspeaker and the handset call loudspeaker as an output destination of the sound.