3D spectacles; Acoustic membranes; Batteries, electric; Blank USB flash drives; Cabinets for loudspeakers; Camcorders; Cases for smartphones; Chargers for electric batteries; Converters, electric; Data processing equipment, namely, couplers; Electrical plug device enabling connection and disconnection of power and/or control cables; Electrical plugs and sockets; Global positioning system (GPS); Headphones; Micro-processors; Portable media players; Radios; Smartglasses; Smartphones; Solar batt...