Noiseblocker NB-eLoop Series B12-PS 120mm PWM Bionic Loop Rotor Fan， 1500rpm， 21 dBA<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> PWM Controlled， 4-pin connector </span></li><li><span class="a-list-item"> 400-1500 RPM Fan speed </span></li><li><span class="a-list-item"> 21.2 dBA Noise level </span></li><li><span class="a-list-item"> 58.09 CFM Airflow </span></li><li><span class="a-list-item"> 120mm x 120mm x 25mm </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51-dtSiF9cL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51AdHrtPvqL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51nRnSE9AwL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ioGnhaorL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51X4vAk6UfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41wZAmTcq8L.jpg" noproxy>