Logo of <a href="https://en.wikipedia.org/wiki/Be_quiet!" class="extiw" title="w:Be quiet!">be quiet!</a>, a German brand of PC components.
be quiet!
<a rel="nofollow" class="external free" href="https://www.bequiet.com/en/download/brand">https://www.bequiet.com/en/download/brand</a>