Headphones; Smartwatches; Walkie-talkies; Audio-video receivers; Audio switching apparatus; Cases for mobile phones; Computer peripheral devices; Headsets for telephones; Navigational apparatus for automobiles; Noise cancelling headphones; Radio transmitters and receivers; Stands adapted for tablet computers; Transmitting and receiving apparatus for radio and television broadcasting and for long-distance transmission; Video receivers; Combination video players and recorders; GPS navigation de...