Earphones; headphones for disc jockeys; headphones other than for disc jockeys; audiovisual receivers; audio- and video-receivers; amplifiers for headphones; apparatus for broadcasting, recording, transmission or reproduction of sound or images; apparatus for the recording, transmission, amplification and reproduction of sound; electro-dynamic apparatus for the remote control of signals; portable media players; sound mixers for disc jockeys; sound mixers other than for disc jockeys; turntable...