Features: - detailed sound from 20mm titanium dome tweeter - rigid 5.25" fiber cone Specifications: RMS power: 70W Max power: 300W Frequency response: 50-20KHz Sensitivity: 90dB(1W/1M) Cross over point: 5K Hz at 12dB/Octave, with 1 and ±3dB selectable attenuation circuit Master Pack Quantity: 4 sets/carton Voice coil: 1" (25mm) Kapton on woofer Magnet: 8 Oz(226g) for woofer