[ 3D spectacles; Apparatus for wireless transmission of acoustic information; Audio-receivers and video-receivers; ] Blank USB flash drives; [ Camcorders; Cell phone battery chargers; Cell phone battery chargers for use in vehicles; Cell phone cases; Converters for electric plugs; ] Data cables; [ Earphones; Microphones; Mouse pads; Personal headphones for use with sound transmitting systems; RAM (random access memory) card; Sunglasses; Tripods for cameras;] USB card readers [ ; USB hubs; Wir...