2 way active studio monitor, free field frequency response: 38Hz-20kHz (+/-2dB), 120dB SPL (peak per pair), 205mm (8") bass driver, 25mm (1") metal dome tweeter with DCW (Directivity Control Waveguide), 1.8 kHz crossover, amplifier power: 150watts (LF), 120watts HF, magnetically shielded. Speaker d..