Ground Zero GZPT Reference 28EVO (High End)

150 Watts max 1.1″ high end silk dome tweeter with CNC turned and chromed aluminum housing 25 mm / 1″ high end tweeter Made in Germany Double coated silk dome High power capable copper voice coil Chrome plated aluminum housing Damped coupled chamber Wave diffuser Neodymium motor Gold plated screw terminal 1 pair / wooden box Model High end tweeter Diameter 28 mm / 1.1" Belastbarkeit (RMS/max.) 100 / 150 Watts Impedanz 4 Ohms Effizienz 90 dB Frequency Response 1000 Hz – 30 kHz Voice coil 28 mm / 1.1" copper Cone 2 layer coated silk Einbautiefe 45 mm Resonance frequency (Fs) 630 Hz