<div><span class=" Apple-style-span" style="font-weight: bold; "> Friedland Big Ben Door Chime</span></div> Big Ben Door Chime has the option to have a bell at the back door as well as the front. means that you can have one chime sound for the front door & then a completely different chime sound for the back door<div><ul><li> Power can be provided by either batteries or transformer
Details: 4 x R14/C batteries 753 or 780 transformer</li><li>80d B @ 1m. </li><li> Dimensions: 171 x 105 x 49mm<br /></li></ul></div>