Pure music professional quality the gigaworks t20 series ii propels audio enjoyment to a level of acoustic fidelity over its award winning predecessor the gigaworks t20 this two way speaker design comes with basxport technology delivering excellent full range audio with rich extended bass eliminating the need for an actual subwoofer the silk dome tweeter with woven glass fiber driver produces crystal clear highs with full bodied midrange for an unrivaled acoustic experi