Evoson 6in Ceiling Mountable Loud Speaker - 30W 100V

Polypropylene - A thermoplastic polymer - a rugged and highly resistant plastic

Foam - A stubstance formed by trapping air in a solid or liquid

Frequency - A term used to describe how often something is done

Frequency - A wave frequency is the number of times a wave repeats within a given time

edge - Enhanced data rates for GSM evolution also known as enhanced GPRS. A mobile phone technology with improved data transmission rates.

edge - The point at which two surfaces meet

Quality - An object that has quality is superior in function and finish than a less quality object.

Wide - Something with a large width.

Performance - When someone is presenting a form of entertainment, also how well someone is doing within a role.

Wickes began trading in 1972 as a do-it-yourself store. They now have over 200 stores throughout the UK. The company focus on supplying products to the building trade, as well as materials for home improvement projects. Their products range from fitted kitchens and bathrooms, to all manner of building supplies. They sell doors, windows, flooring, tiles, paint, wallpaper, decorative materials, lighting, heating, plumbing, work wear and gardening supplies. They also offer professionally designed bespoke kitchens and bathrooms, alongside their budget take home ranges. The company was purchased by the builders merchants Travis Perkins in 2005. They now also have stores in mainland Europe, Ireland and South Africa.