Ground Zero GZIF 69

- Model - 3-way coaxial speakers - Power Handling (RMS/max.) - 120 / 180 Watts - Impedance - 4 Ohms - Efficiency - 92 dB - Frequency Response - 40 Hz ? 20 kHz - Tweeter - 13 mm / 0.51? Mylar tweeter - Mid Range Speaker - 50 mm / 2? mylar - Mounting Ø - 152 x 214 mm / 5.98 x 8.43?.