| Model | AP-M81AC |
| Type | Midrange |
| Size | 8" |
| Frequency response | 110-10000 Hz |
| Package quantity | Pair |
| Voice coil size | 2.00" |
| Cone | Paper |
| Magnet | Ferrite |
| Voice coil wire | CCAW |
| Surround | Cloth |
| RMS Power | 300 W |
| MAX Power | 600 W |
| Frame | Cast Alu |
| Impedance | 4 Ohm |
| SPL | 97.50 dB |
| Fs | 88.00 Hz |
| Qts | 0.39 |
| BL | 9.10 |
| Vas | 19.80 L |
| Mounting depth | 3.3" (84 mm) |
| Cut-out dimension | 7.56" (192 mm) |
| Gross weight | 16.36 lb (7.42 kg) |