At lower frequencies the wavelengths are extended (larger than the box) so If your speaker isn't also Performing at greater frequences Individuals small-wavelength resonances will not be psyched. ryanmh1 reported: EDIT: Latest products are "good" or "outstanding" with the "most of the people Will not listen to it" measure, but https://pingdirapp54.directoryup.com/servicios/displays-holders