1.0WaveMotion Galleryhttps://wavemotiongallery.gr/en/Nikolas Tziralishttps://wavemotiongallery.gr/en/author/wavemotion/rich600338<blockquote class="wp-embedded-content" data-secret="IuU9uBm5V5"><a href="https://wavemotiongallery.gr/en/product/q250-center-speaker/">Q250, Center Speaker</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://wavemotiongallery.gr/en/product/q250-center-speaker/embed/#?secret=IuU9uBm5V5" width="600" height="338" title="“Q250, Center Speaker” — WaveMotion Gallery" data-secret="IuU9uBm5V5" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! 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); /* ]]> */ </script> https://wavemotiongallery.gr/wp-content/uploads/2021/09/kef-q250c-center-channel-loud-speaker-walnut-front-copy.jpg970930Features:  Design: Two-way bass reflex  Drive units:  130mm (5.25in.) aluminium Uni-Q, 25mm (1in.) vented aluminium dome HF, 2 x 130mm (5.25in.) aluminium ABR  Frequency range Free Field (-6dB):  57Hz-50kHz  Frequency Response: (±3dB): 68Hz-28kHz  Crossover Frequency: 2.5kHz  Amplifier requirements: 10-100W  Sensitivity (2.83V/1m): 87dB  Maximum Output: 108dB  Nominal impedance: 8Ω (min.3.4Ω)  Weight:  * 7.5kg (16.5 lbs)  Dimension: (H x W x D) :* 180 x 525 x 214 mm  Colour: Black / White / Walnut  * Measurement per unit