| Model | ETP158-z1 | 
| Type | Coaxial | 
| Size | 6.5" | 
| Frequency response | 90-20000 Hz | 
| Package quantity | Pair | 
| Magnet | Ferrite | 
| RMS Power | 20 W | 
| MAX Power | 40 W | 
| Impedance | 4 Ohm | 
| SPL | 89.00 dB | 
| Qes | 1.39 | 
| Qms | 3.95 | 
| Qts | 1.03 | 
| Mounting depth | 2.32" (59.0 mm) | 
| Cut-out dimension | 5.71" (145.0 mm) | 
| Gross weight | 2.65 lb (1.20 kg) |