Acoustic amplifiers for mobile devices; Adapter cables for headphones; Apparatus for changing record player needles; Audio adapter cables; Audio adapter plugs; Audio and visual headsets for use in playing video games; Audio cables; Audio equaliser apparatus; Audio speakers; Bags specially adapted for cameras and photographic equipment; Batteries for cellular telephones; Camera straps; Cases for amplifiers; Cases for smartphones; Computer docking stations; Digital audio players; Earphone acces...