Active Bass Absorber Absorbs room modes between 15 and 150 Hz, Reverberation time is significantly reduced in this frequency range, Effectiveness corresponds to an absorber of 25 times the size, No calibration or...

Vicoustic Wave Wood Absorber set of 10 - Light Brown, made from a combination of acoustic foam and wood. effective in treating medium and high frequencies as well as solving issues such as flutter echoes. can also be...