Ground Zero GZRM 80SQ

- Model Sound quality midrange speaker - Diameter 80 mm / 3.15? - Power handling (RMS/max.) 50 / 80 Watts - Impedance 4 Ohms - Efficiency 89 dB - Frequency Response 140 Hz ? 4 kHz - Voice coil 25 mm / 1? - Cone anodized aluminum - Magnetmaterial Neodymium - Mounting Ø 77 mm / 3.03? - Mounting depth 34 mm / 1.34? - Resonance frequency (Fs) 114 Hz