KEY FEATURES: 2" Throat diameter 72 mm (2.85 in.) voice coil 150 W Program Power Capacity (1-20 kHz) 109 dB Sensitivity (2-15 kHz) Frequency range 0.8 - 16 kHz Neodymium magnetic structure The ND5071 is powerful 2" neodymium HF driver features an integral dome and suspension made of special pol..