3D spectacles; Computers; Eyeglasses; Headphones; Loudspeakers; Scales; Smartphones; Smartwatches; Sunglasses; Bags adapted for laptops; Batteries, electric; Cabinets for loudspeakers; Cases for smartphones; Cell phone straps; Computer keyboards; Computer mouse; Computer peripheral devices; Covers for computer keyboards; Covers for personal digital assistants; Covers for smartphones; Covers for tablet computers; Data processing apparatus; Data processing equipment, namely, couplers; Diagnosti...