?B&W 801 Matrix Series 2 Ürün sıfır temizliğindedir ? Speakers with stands circa 1988/89 These speakers need good power to get the most from them and amps of 100 watts and above will work . A benchmark speaker that started in 1980 and is still being made as the 801 series 2 at $17,500 a pair. Description: Three-way, reflex-loaded, floorstanding loudspeaker. Drive-units: 1" (26mm) metal-dome tweeter, 5" (126mm) Kevlar-cone midrange unit, 12" (300mm) high-power polymer-cone woofer. Crossover frequencies: 380Hz and 3kHz. Frequency response: 20Hz-20kHz ±2dB free-field. Sensitivity: 87dB/W/m. Nominal impedance: 8 ohms (not falling below 4 ohms). Amplifier requirements: 50-600W. Cross-over boxes included. Dimensions: 39 11/16" H by 17" W by 22" D. Weight: 110 lbs.