Computers; data processing apparatus; headphones; humanoid robots with artificial intelligence; cameras; smartglasses; smartwatches; loudspeakers; wearable activity trackers; computer programs, recorded, for operating headphones; in-ear headphones; television apparatus, namely, televisions; earphones; ear pads for headphones; virtual reality headsets; audio- and video-receivers; camcorders; smartphones; tablet computers; video screens; batteries, electric; computer programs, downloadable for ...