Batteries; Headphones; Megaphones; Microphones; Spectacles; Battery chargers; Bone conduction earphones; Downloadable computer application software for mobile telephones and personal computers, namely, software for users to optimize and personalize electronic devices, customize electronic devices, set up call control with softphones, manage wireless electronic devices, update electronic devices to enhance performance and features, get an overview of connected electronic devices and charging s...

Batteries; Earphones; Headphones; Megaphones; Microphones; Spectacles; Battery chargers; Electronic memories; Horns for loudspeakers; Lithium ion batteries; Memory modules; Personal headphones for sound transmitting apparatuses; Smart glasses; Virtual reality headsets; Wireless speakers; Chargers for batteries; MP3 players