Acoustic membranes; Apparatus for transmission of communication; Cabinets for loudspeakers; Camcorders; Earphones; Electric and electronic video surveillance installations; Global positioning system (GPS) consisting of computers, computer software, transmitters, receivers, and network interface devices; Horns for loudspeakers; Portable media players; Radio pagers; Radios; Satellite-aided navigation systems; Sound recording apparatus; Sound transmitting apparatus; Telecommunications and data n...