Computers; Headphones; Loudspeakers; Microphones; Microprocessors; Smartglasses; Smartphones; Smartwatches; Subwoofers; Audio-receivers and video-receivers; Audio interfaces; Audio mixers; Blank USB flash drives; Computer hardware; Computer memory devices; Computer operating programs, recorded; Computer peripheral devices; Computer software platforms, downloadable, for database management; Data processing apparatus; Electric and electronic effects units for musical instruments; Electronic chips for the manufacture of integrated circuits; Electronic interactive whiteboards; Electronic notice boards; Hands-free kits for phones; Horns for loudspeakers; Humanoid robots with artificial intelligence for use in scientific research; Integrated circuits; Interfaces for computers; Notebook computers; Personal stereos; Pocket calculators; Portable and handheld digital electronic devices for recording, organizing, transmitting, manipulating, and reviewing text, data, image, and audio files; Portable media players; Printed circuits; Rearview cameras for vehicles; Recorded computer operating software; Simulators for the steering and control of vehicles; Smart rings; Sound recording apparatus; Sound reproduction apparatus; Tablet computers; Telephones incorporating intercommunication systems; Transmitters of electronic signals; Vehicle radios; Virtual reality headsets; Wearable activity trackers; Wearable computers in the nature of smartglasses; Wearable computers in the nature of smartwatches; Wearable video display monitors