Computer peripheral devices; Computer switches; Concrete testing machines; Distance measuring apparatus; Earbuds; Earphone accessories, namely, earphone cushions, earphone pads, earphone cases, and earphone extension cords; Earphones; Electric light switches; Electrical plugs and sockets; Field-glasses; Headsets for mobile telephones; Infrared cameras; Rangefinders for golf; Speaker microphones; Stereo receivers; USB charging ports; Wireless ear buds; Telephone headsets