Earphones (other than hearing aids for the deaf); Hi-fidelity loudspeakers; Stereo hi-fidelity apparatus; Radios; Microphones; Portable media players; Connected bracelets (measuring instruments); Audio and video receivers; Smartwatches; Smartglasses; Wearable activity trackers; Personal stereos; Camcorders; Computer peripheral devices; Theft prevention installations, electric; Covers for smartphones; Anti-theft warning devices; Acoustic alarms; Fire alarms; Smoke detectors; Transmitters of electronic signals; Cabinets for loudspeakers; Chargers for electric batteries; Couplers (data processing equipment); Smartphones; Slide projectors; 3D spectacles; Rechargeable batteries