Ground Zero GZUC 65.3SQX

16,5 cm / 6.5? Semi-active SQ 3-Way Compo system 4 ohm, 140 / 220 W, 40 Hz - 25 KHz WFWC® ?Wooden Fiber Woven Compound? cone LDW® ?Low Distortion Wave? surround Airflow optimized aluminum cast basket 25 mm / 1? Silkdome tweeter with coupled chamber and machined aluminum housing.