The Seriously Pro SP Racing F3 Acro Flight Controller is a race-minded drone controller by the makers of Cleanflight. The board has an F3 processor with a wide range of features.
This version - the Acro version - comes without a barometer and compass. A deluxe version is available with these additional chips. Great performance, tons of I/O options, and great software support makes this board a great choice for FPV quads.