.container a:link { color: blue; } .container a:visited { color: purple; } .container a:hover { color: red; } .container a:active { color: green; } Greenbrook Galaxy Hard Wired Ding Dong Door Bell Chime - White The Greenbrook DH020A-C Wired Bell Sounder with Ding Dong Sounder in White is a reliable yet stylish Door Bell, which will always alert you when somebody is at the door. This door chime, whether battery or transformer powered, has been specifically designed to complement all types of décor, whilst being simple and easy to install. The chime receiver is connected to the bell push/transmitter via bell wire. It is not connected to the mains power and therefore requires 3 x C cell LR14 batteries or a transformer to operate. Battery or 8V Transformer operation. This item requires 3 x C cell LR14 batteries. Clear sound. Classic Wired Chime. Traditional ding dong sound. Technical Specification: Noise Level: Loud 78dBA Output Colour: White Dimensions