[ 3D spectacles; Amplifiers; Blank USB flash drives; Data cables; Digital voice recorders; Dust masks; Eyeglasses; Guitar effects processors; In-car telephone handset cradles; Kitchen timers; Lenses for telescopes; ] Magnifying lenses [ ; MP3 players; Power adapters; Protective cases for smartphones; Protective glasses; Rotary converters; Underwater cameras; Video projectors ]