φ27 speaker
Performance Parameters
Technical Specifications | SPK | Nominal Impedance(ACR) | 4Ω±15%，@2000 Hz |
Magnet | NdFeB | ||
Resonance Frequency (F0) | 400Hz±20%,@ 1.0V | ||
Sensitivity (SPL) | 92dB±3dB，@1W/0.1m，600Hz、800Hz、1kHz、1.2kHz AVE | ||
Frequency Response (FR) | F0~20kHz | ||
Rated Power (Po) | 2W | ||
Transient Maximum Power (Pmax) | 4W（filter 60s on/120s off, 10 cycles at room temp） | ||
| Total Harmonics Distortion | ≤5%，@1kHz,input 1W | ||
Weight | 14.8g±10% | ||
Pure tone audiometry | Loudspeaker Pure Tone | 3.46V, F0~5kHz，3 cycles, single frequency-sweeping time:2s, 30 cm from the human ear |
