Computer case Fan 20 dB Black Introducing the SpectreNon-LED Fan Series from BitFenix. Engineered for both silent operation and maximum airflow, Spectre will keep your entire system well ventilated without making it sound like an airplane hangar. Spectre Fans are designed with sickle fan blades, which enhance airflow without producing excess noise. Fluid dynamic bearings reduce friction for long life and quiet operation, while an attractive matte finish gives your entire system a look that's second to none.Powerful yet whisper-quiet - The Spectre Fan Series.FeaturesSilent OperationKeeping your cool shouldn't mean having to make a racket at the same time. BitFenix Spectre fans are designed to cool silently, so you can keep you mind focused on the task at hand.Enhanced AirflowSpectre Fans feature sickle fan blades, which create a torrent of air without creating excess noise. This means that your system stays cool in the heat of battle without disturbing your computing environment.All B