KEF Q900 Specification
| System type | 3-way |
| Enclosure type | Bass-reflex |
| Frequency response ± 3dB | 32 - 40000 Hz |
| Nominal impedance | 8 Ohm |
| Amplifier Requirements | 15 - 200 W |
| Sensitivity (2.83V/1m) | 91 dB |
| Maximum output (SPL) | 114 dB |
| Tweeter | 38mm (1.5 in.) vented aluminium dome |
| Midrange | 200mm (8 in.) aluminium Uni-Q |
| Woofer | 200 mm (8 in.) aluminium, 2x200 mm (8 in.) aluminium ABR |
| Dimensions (H x W x D) | 1060 x 244 x 322 mm / 41.73 x 9.61 x 12.68 in. |
| Weight | 22.1 kg / 48.62 lbs. |
