[ Acoustic couplers; Blank USB flash drives; Cabinets for loudspeakers; Camcorders; Car video recorders; Cell phone cases; Cell phone covers; ] Computer keyboards; Computer mouse, namely, trackballs; [ Computer peripheral devices; Data processing equipment, namely, couplers; ] Earphones; [ Earphones and headphones; ] Headphones; [ IP (Internet protocol) cameras; ] Microphones; [ Monopods used to take photographs by positioning a smartphone or camera beyond the normal range of the arm; ] Mouse...