wa kokia reklama waro HERTZ'ai:
http://www.hertzaudiovideo.com/file/tromb.gif
"Specially designed for HERTZ sub boxes, the exclusive 360° Reflex Exponential Ports® eliminate air turbulence and resonance which occur in traditional reflex tube, avoiding all colorations and mechanical distortions."



tik wat klausimas kiek turi skirtis ir i kuria puse porto ilgis jej galai yra apwalinti?