Air analysis apparatus; Blank USB flash drives; Cabinets for loudspeakers; Camera filters; Cell phone cases; Computer mouse; Data processing equipment, namely, couplers; Electric door bells; Electrical plugs and sockets; Electronic pens; Galvanic cells; Headphones; Holders for electric coils; Microphones; Optical character readers; Optical lenses; Pedometers; Rechargeable batteries; Smoke detectors; Solar batteries; Sound recording apparatus; Sound transmitting apparatus; Telescopes