Our largest centre-channel speaker is designed to partner the 801 D4 and 802 D4. A powerful performer, it has both the scale and the midrange extension to perfectly match the quality of its illustrious stablemates.
 
| Dimensions | Height: 334mm (13.1 in) Width: 847mm (33.3 in) Depth: 371mm (14.6 in) | 
| Net weight | 32.20kg (71 lb) | 
| Technical features | Diamond tweeter Solid body Tweeter-on-Top Continuum™ cone FST Anti-Resonance plug Biomimetic Suspension Matrix™ Aerofoil™ cone bass units Flowport | 
| Description | 3-way vented-box system | 
| Drive units | 1x ø25mm (1in) Diamond dome high-frequency 1x ø150mm (6in) Continuum cone FST midrange 2x ø200mm (8in) Aerofoil cone bass units | 
| Frequency range | 20Hz to 35kHz | 
| Frequency response | 28Hz to 28kHz (+/-3dB from reference axis) | 
| Sensitivity | 90dB (on axis at 2.83Vrms at 1m) | 
| Harmonic distortion | 2nd and 3rd harmonics (90dB,1m on axis) <1% 80Hz – 20kHz <0.3% 100Hz – 20kHz | 
| Nominal impedance | 8Ω (minimum 3.0Ω) | 
| Recommended amplifier power | 50W – 500W into 8Ω on unclipped programme | 
| Max recommended cable impedance | 0.1Ω | 
| Cabinet finishes | Gloss Black White | 
| Grille finishes | Black Grey | 
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