Alarm sensors; Antenna parameter measuring apparatus; Antenna filters; Antennas; Antennas comprised primarily of paper clips; Antennas for wireless communications apparatus; Audio cassette and CD players; Bags for cameras and photographic equipment; Burglar alarms; Camera hoods; Camera mounts and supports; Car video recorders; CD players; Conversion lenses for cameras; Desk or car mounted units incorporating a loudspeaker to allow a telephone handset to be used hands-free; Digital cameras; Digital sound processors; Electric buzzers; Electric locks for vehicles; Electronic calculators; Electronic desk calculators; Electronic door alarms; Electronic exit alarms; Fire and smoke detectors; GPS navigation device; Headsets for cellular or mobile phones; Headsets for use with computers; Horns for loudspeakers; Image intensifiers; LCD projectors; Lens caps for use with film, digital, and video cameras; Lens hoods; Lenses for cameras; Lenses for photographic apparatus; Loudspeaker cabinets; Loudspeaker systems; Loudspeakers; Loudspeakers with built in amplifiers; Loudspeakers, headphones, microphones and CD players; Megaphones; Microphone cables; Microphone modules; Microphone stands; Microphones; Microphones for communication devices; Pocket-sized electronic calculators; Portable radios; Racks for loudspeakers; Remote controls for projectors; Self-acting focussing projectors; Slide projectors; Sound projectors and amplifiers; Speaker microphones; Stands for photographic apparatus; Television antennas; TV cameras; TV monitors; Video cameras; Virtual reality headsets; Wide-angle lenses for cameras; Wireless cellular phone headsets; Wireless headsets for smartphones