Acoustic membranes; Bags adapted for laptops; Batteries, electric; Battery chargers; Cabinets for loudspeakers; Cases for smartphones; Cell phone straps; Chargers for electric batteries; Computer peripheral devices; Covers for smartphones; Galvanic cells; Headphones; Magnets; Microphones; Monopods for handheld digital electronic devices, namely, cell phones, MP3 players, personal digital assistants; Monopods used to take photographs by positioning a smartphone or camera beyond the normal rang...