Audio-receivers and video-receivers; [ Computer gaming software for recreational game playing purposes; ] Computer peripheral devices; [ Downloadable computer game programs; ] Earphones; [ Electroacoustic transducers; ] Headphones; Headsets for mobile telephones; Megaphones; Microphones; [ Radios; Recorded computer game programs; ] Recorded computer operating programs; Recording and playing devices for sound and image carriers; Sound recording apparatus; Sound transmitting apparatus; Video re...