InWin today announced its new Sirius Extreme (ASE120) and Sirius Extreme Pure (ASE120P) ARGB case fans, designed for high airflow PC builds that want minimal noise. Available in black (Extreme) and white (Extreme Pure), these 120mm fans push an powerful 54CFM of airflow at impressive noise levels of only an ultra-quiet 25dBA (max) and a silent 21dBA (typical), making them ideal choices for all airflow demanding PC builds.