Batteries, electric; Battery chargers; Battery packs; Cabinets for loudspeakers; Cell phone cases; Cell phone covers; Computer keyboards; Computer peripheral devices; Computers and instructional manuals sold as a unit; Earphones; Educational apparatus, namely, blocks used as teaching aids for modeling chemical compounds and visualization of math concepts; Facsimile machines; Headphones; Loudspeakers; Mobile phone straps; Mouse mats; Notebook computers; Personal stereos; Portable telephones; P...