NICUZNGA

3D spectacles; Earbuds; Earphones; Headphones; Smartwatches; Cabinets for loudspeakers; Eye glasses; Eyeglass chains and cords; Eyeglass frames; Music headphones; Polarizing spectacles; Sound cards; Spectacle cases; Spectacle cords; Spectacle lenses; Sunglass cords; Sunglass lenses; Sunglasses and spectacles; Wireless speakers; Wrist-mounted smartphones