.container a:link { color: blue; } .container a:visited { color: purple; } .container a:hover { color: red; } .container a:active { color: green; } Knightsbridge 80m Range Wireless Plug In Chrome Door Bell Chime & Push The Knightsbridge DC002/DC003 is a versitile Plug In wireless door chime & push which requires no wiring. With many handy little options such as 36 melodies, flash, ring or flast & ring it is a versitile package to meet your requirements. Finished in a high quality Polished Black with a Chrome Effect Trim. 36 Polyphonic melodies to choose from. 1 million sets of auto-learning codes to avoid interference. 80m Transmission range (dependent on environment). 433MHz +/- 0.5MHz Transmission Frequency 60db Adjustable Volume - Low, Medium & High Power Saving design. IP44 Rated Door Bell Push Unit (Protection against liquids & solids) IP20 Rated Chine Unit (Protection against solids) LED Visual Indicator. Ring only, Flash only, Ring & Flash combined Optio