Bar code readers; Blank USB flash drives; Calculating machines, data processing equipment and computers; Calculators; Camcorders; Cases especially made for photographic apparatus and instruments; Cell phone covers; Cell phone straps; Computer memory devices; Computer peripheral devices; Digital photo frames; Distance measuring apparatus; Earphones; Electric navigational instruments; Electronic agendas; Electronic measuring device that displays a manual wheelchair user's propulsion activity, namely, number of pushes, distance traveled, speed, and cadence; Electronic pens; Electronic tags for goods; Global positioning system (GPS); Headphones; Measuring rulers; Measuring tapes; Microphones; Money counting and sorting machines; Mouse pads; Parking meters; Personal stereos; Photographic cameras; Projection screens; Slide projectors; Time recording apparatus; Tripods for cameras; Video recorders; Weighing apparatus and instruments; Wireless controllers to monitor and control the functioning of other electronic devices; Electronic warning bells; Emergency warning lights