Description
Recoil RMB Pro Midbass Speakers
The Recoil RMB family is a dedicated pro-style midbass line for doors, rear decks and custom enclosures. Both models are 4-ohm ferrite drivers with pressed-paper cones, but the 8-inch version adds cone area, power handling and low-frequency extension. Select the exact model above; each variant keeps its own SKU, price and specifications.
Model Comparison
| Model | RMB65-4P | RMB8-4P |
|---|---|---|
| Size | 6.5 in | 8 in |
| Impedance | 4 ohms | 4 ohms |
| RMS / Max Power | 150 W / 300 W | 250 W / 500 W |
| Sensitivity | 94 dB | 95 dB |
| Published Frequency Range | 80 Hz–7 kHz | 65 Hz–6 kHz |
| Voice Coil | 1.5 in | 1.5 in |
RMB65-4P — 6.5-Inch
- 6.5-inch dedicated pro midbass driver.
- 4-ohm nominal impedance.
- 150 watts RMS / 300 watts max.
- 94 dB sensitivity.
- 80 Hz–7 kHz published frequency range.
- 1.5-inch voice coil and 41 oz ferrite magnet.
- Pressed waterproof paper-fiber cone with fabric surround.
- 76.2 mm / 3 in mounting depth.
- 151 mm cutout diameter.
RMB8-4P — 8-Inch
- 8-inch dedicated pro midbass driver.
- 4-ohm nominal impedance.
- 250 watts RMS / 500 watts max.
- 95 dB sensitivity.
- 65 Hz–6 kHz published frequency range.
- 1.5-inch voice coil and 41 oz ferrite magnet.
- Pressed paper-fiber cone with fabric surround.
- 85.7 mm / 3.37 in mounting depth.
- 188.6 mm cutout diameter.
Installation Notes
- Use crossover settings appropriate to the exact model, enclosure and door treatment.
- Verify cutout, mounting depth, rear clearance and grille clearance before installation.
- These are dedicated midbass drivers and should not be run unprotected as full-range speakers.


