Specification:
 
Model: 7Hz ELUA Ultra
- Impedance: 19 Ω
- Sensitivity (Sound Pressure Level): 108 dB/V @ 1 kHz
- Frequency Response: 10 – 20,000 Hz
-Total Harmonic Distortion (THD): < 0.5 % @ 1 kHz
- Transducer Type: Dynamic driver
- Connector: 0.78 mm dual-pin (2-pin)
- Dimensions: 105 × 75 × 30 mm