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Description
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Reviews
Beyma PRO65ND - 6.5" Pro Neo Midrange Speaker (Single)
The Beyma PRO65ND is a 6.5-inch midrange speaker from the Beyma Competition Series, sold as a single. It has 100dB sensitivity and is available in 4 ohms only.
High-Efficiency 6.5" Midrange
Competition Series midrange with 100dB sensitivity and a 150Hz – 8kHz response.
- 4 ohms only
- 100dB sensitivity, 150Hz – 8kHz
- 5.67" front-mount cutout, 2.74" deep
Key Product Details
| Brand | Beyma |
| Model | PRO65ND |
| Type | 6.5" midrange speaker, Competition Series |
| Sold As | Single |
| Impedance | 4 ohms (only) |
| AES Power Rating | 100 watts |
| Program Power | 200 watts |
| Frequency Response | 150Hz – 8.0kHz |
| Sensitivity | 100dB (1W/1m) |
| Baffle Cutout (front mount) | 5.67" / 144mm |
| Overall Depth | 2.74" / 70mm |
Specifications are as listed by the manufacturer. Verify cutout, mounting depth, impedance, crossover and amplifier match before ordering.
Mounting Notes
The PRO65ND has 4 mounting holes on a 6.14" (156mm) bolt circle and a 6.5" (165mm) overall diameter. Check the cutout and available depth in your lid, pod or enclosure before ordering.
With response from 150Hz to 8kHz it is a midrange driver, so plan a crossover with a low-frequency driver below it and a tweeter above it.
Specifications
Driver and Power
| Nominal Basket Diameter | 6.5" / 165mm |
| Impedance | 4 ohms |
| AES Power Rating | 100 watts |
| Program Power | 200 watts |
| Frequency Response | 150Hz – 8.0kHz |
| Sensitivity (1W/1m) | 100dB |
| Voice Coil Diameter | 1.5" / 38.5mm |
| BL Factor | 8.2 |
Mounting and Materials
| Overall Diameter | 6.5" / 165mm |
| Bolt Circle Diameter | 6.14" / 156mm |
| Baffle Cutout (front mount) | 5.67" / 144mm |
| Number of Mounting Holes | 4 |
| Overall Depth | 2.74" / 70mm |
| Basket | Die-cast aluminum |
| Cone | Paper |
Thiele-Small Parameters
| Resonant Frequency (fs) | 215Hz |
| DC Resistance (Re) | 3.5 ohms |
| Coil Inductance (Le) | 0.35mH |
| Mechanical Q (Qms) | 8.0 |
| Electrical Q (Qes) | 0.51 |
| Total Q (Qts) | 0.48 |
| Equivalent Volume (Vas) | 0.074 ft³ / 2.1 L |
Related Paths
Beyma PRO65ND FAQ
What impedance does the PRO65ND come in?
It is available in 4 ohms only.
Is the PRO65ND sold as a pair?
No. It is sold as a single.
What cutout does it need?
The front-mount baffle cutout is 5.67" (144mm), with 4 mounting holes on a 6.14" (156mm) bolt circle and a 2.74" (70mm) overall depth.
Need Help Choosing?
Need help choosing midrange drivers and an amplifier for your Harley build? Call or start a build consultation.
