The Topper TM Retail pack contains 6 resonance control Toppers TM. HKD 490 per pack, total 2 box available.
the topper controls resonance by preventing the accumulation of standing waves, attenuation standing waves and disrupting the transference of resonance to component areas that may be adversely affected.
the result:
-cleaner, more focused sound
-reduced upper bass haze and overhang
-increased low detail
-improved sound stage