1.0Topguardhttps://www.topguard.nl/en/rich600338<blockquote class="wp-embedded-content" data-secret="cK4vUeWOJj"><a href="https://www.topguard.nl/en/product/rafid/">Rafid</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.topguard.nl/en/product/rafid/embed/#?secret=cK4vUeWOJj" width="600" height="338" title="“Rafid” — Topguard" data-secret="cK4vUeWOJj" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://www.topguard.nl/wp-includes/js/wp-embed.min.js </script> https://www.topguard.nl/wp-content/uploads/2019/02/ex-144.125.jpg150150Rafid uses electromagnetic fields to automatically identify and track intruders attempting to compromise your location. It is discreet and therefore ideal for proximity detection of intruders walking unknowingly into its invisible field. RAFID uses a dual cable system: one cable transmitting a radio wave, and another cable receiving that wave. Changes to the signal passing […]