Computer hardware; monitors [computer hardware]; computer application software for mobile phones; headsets for mobile phones; headsets for mobile telephones; computer programs [downloadable software]; downloadable computer software; downloadable computer software for remote monitoring and analysis; audio and video receivers; audio conference apparatus; audio door entry systems; audio speakers; audio speakers for home; car audio apparatus; high fidelity audio apparatus; software to control and improve audio equipment sound quality; speakers [audio equipment]; wireless audio speakers; digital music downloadable from the internet; downloadable video recordings featuring music; apparatus for navigation; navigational apparatus for automobiles; network routers; USB wireless routers; wireless routers; free standing loudspeakers incorporating boxes; hi-fidelity loudspeakers; horns for loudspeakers; loud speakers; loudspeaker apparatus; loudspeaker boxes; loudspeaker cabinets; loudspeakers; loudspeakers for use in vehicles; decoders for television sets; television receivers [TV sets]; television receiving sets; television sets; terminals [connectors] for television sets; baby monitors; video baby monitors; set-top boxes; set-top boxes [digital signal receivers]; cable television receivers; receivers for receiving cable television; satellite television integrated receiver descramblers; television receivers; television receivers for household use; television receivers for industrial use; television receivers for use with computers; acoustic alarms; acoustic sound alarms; alarm bells, electric; alarm central units; alarm control apparatus; alarm devices, other than for vehicles; alarm installations; alarm management apparatus; baby alarms; burglar alarms; cellular radio alarm communication apparatus; control panels for security alarms; electric alarms for fire; electric alarms for smoke; electric locks with alarms; electric metal bells for alarms; actuators [electric switches]; air operated electric switches; cell switches [electricity]; domestic switches, electric; electric light switches; electric lighted tactile switches; electric lock switches; electric operators [switches] for doors; temperature control apparatus [electric switches]; toggle switches, electric; electrical sockets; moveable sockets; safety devices for use with electric plugs and sockets; sockets, electrical; infrared remote controllers; remote controllers; apparatus for lighting control; electric light dimmers; electric light regulators; digital music, downloadable from MP3 web sites on the internet