Television receivers; LED screen; television sound system; amplifiers; speakers; personal stereos; digital versatile disc players; network AV receiver; streaming media players; portable media player; personal data assistants (PDA); digital set-top boxes; cameras; camcorders; telephone sets; mobile phones; smart phones; computers; tablet computers; computer peripherals; monitors (computer hardware); computer memories; data processing apparatus; downloadable electronic publications; computer software; computer application programs for mobile; recorded computer programs; batteries; battery chargers; network communication devices; 3D glasses; headsets; remote controller