Focal Alpha 50, Active Studio Monitor, With room correction EQ, 5"" Polyglass subwoofer - 35 W, class AB, 1"" Inverted aluminium dome tweeter - 20 W, class AB, Frequency range: 45 - 22,000 Hz, SPL: max. 103 dB / 1 m, peak, Inputs: Balanced XLR and unbalanced RCA - can be used simultaneously, Input impedance: