| 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) |