A translation method and device (1) enabling a first individual speaking in a first language to converse with a second individual speaking in a second language different from the first language, the device includes translation element (30) translating the first words of the first individual into the second language and the second words of the second individual into the first language. The device is provided with a headset (12) connected to the translation element (30) by connection element (20), the headset (12) being provided with at least one earpiece (11, 11′), a microphone (14), and a loudspeaker (15), the microphone (14) picking up first and second words from the first and second individuals in order to enable the first and second words to be translated by the translation element (30) and then, once translated, to be delivered respectively to the earpiece (11, 11′) or to the loudspeaker (15).