KEF Satin Black SP4091B0AA
A variant of KEF Satin Black
| Brand | KEF |
| Model | Satin Black |
| Drivers | |
| Woofer | 2 x 165 mm (6.5 in.) hybrid aluminium cone |
| Woofer diameter (mm) | 165 |
| Midrange | 100 mm (4 in.) aluminium cone |
| Midrange diameter (mm) | 100 |
| Tweeter | 19 mm (0.75 in.) vented aluminium dome with MAT |
| Tweeter diameter (mm) | 19 |
| Frequency response | 63 Hz – 20000 Hz +3 −3 dB |
| Enclosure | |
| Sensitivity (dB) | 2.83 |
| Impedance (Ω) | 4 |
| Recommended amplifier power, least (W) | 15 |
| Recommended amplifier power, most (W) | 200 |
| Built-in amplifier power (W) | |
| Height (mm) | 210 |
| Width (mm) | 629 |
| Depth (mm) | 303 |
| Weight (kg) | 14.1 |