When only the best will do...B&W 800D3 speakers! Thes are World Class! Mint set, rare to see for sale locally. Serious Buyers offered demo's. All packing with pallet for shipping. Lowball offers will be ignored. Description: Three-way, vented-box, floorstanding loudspeaker. Drive-units: 1" (25mm) diamond-dome tweeter, 6" (160mm) woven-Kevlar FST-cone midrange unit, two 10" (250mm) Rohacell-cone woofers. Crossover frequencies: 350Hz, 4kHz. Manufacturer's specifications: Frequency range: –6dB at 25Hz and 33kHz. Frequency response: 32Hz–28kHz, ±3dB on reference axis. Dispersion: within 2dB of on-axis response over 60° (horizontal) and 10° (vertical) arcs. Sensitivity: 90dB SPL (2.83V/m). Harmonic distortion (second and third harmonics, 90dB, 1m): <1.0%, 45Hz–100kHz; <0.5%, 80Hz–100kHz. Impedance: 8 ohms nominal, 3.1 ohms minimum. Recommended amplification: 50–1000W into 8 ohms with unclipped program. Maximum recommended cable impedance: 0.1 ohm. Dimensions: 46.5" (1180mm) H by 17.7" (450mm) W by 25.4" (645mm) D. Weight: 225 lbs (102kg).