| Legend |  |
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| Model | NZ-80 | NZ-100 | NZ-150 | NZ-200 | NZ-200B |
| Power | 80W | 80W | 150W | 200W | 200W |
| Impedance | 8Ω | 8Ω | 6Ω | 4Ω | 4Ω |
| Sound Pressure | 110-120 dB | 110-120 dB | 110-120 dB | 110-120 dB | 110-120 dB |
| Directivity | 10 dB | 10 dB | 10 dB | 10 dB | 10 dB |
| Frequency Range | 200-5000 Hz | 200-5000 Hz | 200-5000 Hz | 200-5000 Hz | 200-5000 Hz |
| Distortion | ≤5% | ≤5% | ≤5% | ≤5% | ≤5% |
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