The invention relates to a hearing device (1) comprising an electronic amplifier (3). A microphone (2) is connected to the input of said amplifier and a loudspeaker (4) is connected to the output thereof. The inventive device comprises a receiver (5) which is tuned to a pre-determined radio signal corresponding to a telephone number and is connected to an acoustic signal emitter (4) which emits an acoustic signal when the receiver responds to the radio signal.