Aerials; Headphones; Loudspeakers; Radios; Smartwatches; Cabinets for loudspeakers; Electric plugs; Electronic device for monitoring and optimizing photovoltaic arrays; Headsets for mobile telephones; Mouse pads; Personal stereos; Sound recording apparatus; Switches, electric; Time switches, automatic; Wearable activity trackers; Desk or car mounted units incorporating a loudspeaker to allow a telephone handset to be used hands-free; Pressure measuring apparatus; Protective covers for smartph...