smartglasses; smartwatches; 3D spectacles; tablet computers; smartphones; headphones; wearable activity trackers; covers for smartphones; data cables; cabinets for loudspeakers; headphones; portable media players; Wireless indoor and outdoor speakers; Portable and handheld digital electronic devices for recording, organizing, transmitting, manipulating, and reviewing text, data, image, and audio files; Stands adapted for mobile phones; Batteries; Battery chargers for use with mobile phones, t...