Allowing you to see, hear and speak to visitors from your smartphone, <a href=" http://www.selfridges.com/GB/en/cat/ring/" style="text-decoration: none"><font color="black"><b>Ring</b></font></a>&#39;s <b>Stick Up Cam</b> offers an innovative way to answer the door whether you&#39;re home or not. Weather resistant and wire free, it effortlessly syncs to your wi-fi network and allows you to customise the motion detection range that activates it.