Compatible with corsair icue. I m not 100 sure but i think you could control the speed of sp120s even if they are 3pin fans. To control the rgb of the sp120s you need either a lighting node pro or a commander pro.
Intel Core I9 9th Gen 9900k 3 60 Ghz Turbo 5 00 Ghz Corsair Hydro Series H100i Pro 240 Mm Rgb Liquid Cooling System A Gaming Pc Game Master Cooler Master