1. Injection-molded polypropylene cone.
2. Butyl rubber rolled edge.
3. 25mm heat-resistant V. coil.
1. Frequency response: 70-20khz. 2. 15mm midrange, 15mm piezo TWT. 3. Nominal impedance: 4 ohm. 4. Maximum music power: 150w. 5. Nominal power: 30w. 6. Sensitivity: 89dB. 7. 6" coaxial.