The flagship model in the 800 Series Diamond range is more than a speaker. It’s the culmination of half a century of acoustic research and engineering, and the pinnacle of audio performance, offering unmatched levels of clarity and realism.

Technical features 

Description: Three-way vented-box loudspeaker. Drive-units: 1" (25mm) diamond-dome tweeter, 6" (150mm) Continuum-cone FST midrange driver, two 8" (200mm) Aerofoil-cone woofers. Crossover frequencies: 350Hz, 4kHz. Frequency range: 14Hz–35kHz. Frequency response on reference axis: 17Hz–28kHz, ±3dB. Sensitivity: 90dB/2.83V/m. Harmonic distortion (second and third harmonics, 90dB, 1m): <1%, 80Hz–20kHz; <0.3%, 100Hz–20kHz. Impedance: 8 ohms nominal, 3.0 ohms minimum. Recommended amplification: 50–500W into 8 ohms on unclipped program. Maximum recommended cable impedance: 0.1 ohm.

Dimensions: 47.3" (1212mm) H by 15.2" (390mm) W by 22.7" (583mm) D. Weight: 207.9 lbs (94.5kg).

Finish: Gloss Black, Rosenut.