Earbuds; Earphones; Eyeglasses; Headphones; Loudspeakers; Sunglasses; Bone conduction earphones; Chargers for batteries; Downloadable computer application software for mobile telephones and personal computers, namely, software for users to optimize and personalize devices, specifically, users can customize devices, set up call control with one or more softphones, manage wireless devices, update devices to enhance their performance and features, get an overview of connected devices and the cha...