There is provided an earpiece having a first side towards the ear, an acoustic transducer for outputting a sound signal and a sound guide element having a first end and a second end. In that case the first end faces the acoustic transducer and the second end faces the first end of the (ear canal) earpiece. The sound guide element serves for guiding the sound signal to an ear canal of a user. The sound guide element has a first opening at its second end. The (ear canal) earpiece also has at least one volume element which delimits a volume and which has at least one second opening for connecting the volume to the first end of the ear canal earpiece.