In-ear headphones; ear pads for headphones; headsets; telephone headsets; ear plugs for divers; two-way plugs for headphones; telephone earpieces; adapter cables for headphones; headphone consoles; personal headphones for sound transmitting apparatuses; wireless headsets for tablet computers; earbuds; earphones for smartphones; earpieces for remote communication; earphones for cellular telephones; headphones for smartphones; bone conduction earphones; simultaneous interpretation receivers; no...