.container a:link { color: blue; } .container a:visited { color: purple; } .container a:hover { color: red; } .container a:active { color: green; } 200m Range Wireless Door Bell Chime & Push - Black & Chrome The Knightsbridge DC001 is a versatile wireless door chime & push which requires no wiring. With many handy little options such as 36 melodies, flash, ring or flat & ring it is a versatile package to meet your requirements. Finished in a high-quality Polished Black with a Chrome Effect Trim. Main Features: Power Saving design 36 Polyphonic melodies 60db Adjustable Volume - Low, Medium & High IP44 Rated Door Bell Push Unit (Protection against liquids & solids) IP20 Rated Chine Unit (Protection against solids) LED Visual Indicator. 1 Million sets of auto-learning codes to avoid interference Ring only, Flash only, Ring & Flash combined Options. Technical Specification: Range: 200M Frequency: 433MHz +/- 0.5MHz Volume: Adjustable,