Apparatus for recording, transmission or reproduction of sound or images; electroacoustic transducers; personal headphones for use with sound transmitting apparatus and systems; earphones; headphones; wireless headphones; two-way adapter plugs for headphones; audio speakers; audio speakers for portable media players; wireless speakers; personal audio speakers; portable audio speakers; audio speakers for home and automobiles; amplifiers; audio amplifiers; headphone amplifiers; electroacoustic ...

Apparatus for recording, transmission or reproduction of sound or images; electroacoustic transducers; personal headphones for use with sound transmitting apparatus and systems; earphones; headphones; wireless headphones; two-way plugs for headphones; audio speakers; speakers for portable media players; wireless speakers; personal audio speakers; portable audio speakers; audio speakers for home and automobiles; amplifiers; audio amplifiers; headphone amplifiers; electroacoustic amplifiers; st...

Apparatus for recording, transmission or reproduction of sound or images; electroacoustic transducers; audio apparatus and equipment; personal headphones for use with sound transmitting apparatus and systems; earphones; headphones; wireless headphones; two-way plugs for headphones; speakers; speakers for portable media players; wireless speakers; personal speakers; portable speakers; audio speakers for home and automobiles; amplifiers; audio amplifiers; headphone amplifiers; electroacoustic a...