The high 90.4dB sensitivity of the PRO-X5M lets you crank up the volume without any sound distortion, while the 245Hz to 13.5KHz frequency provides richer and more accurate tones that any audiophile will immediately notice. These loudspeakers can also handle up to 150 Watts RMS, making it capable of handling consistent and heavy usage. Put this baby on max volume and enjoy extreme volume levels with crystal clarity!