Dle mých znalostí se RCF ART 800as již nevyrábí. Zde jsem našel základní data . ART 800AS (Active Subwoofer System) Active subwoofer system, molded enclosure containing one 15-inch, high excursion woofer, monolithic high efficiency amplifier design, threaded inserts for flying, internal molded insert for speaker stand, one mic / line input via balanced XLR or unbalanced 1/4-inch jack, Power: 400w , Max SPL:126 dB, electronic 24 dB/Oct crossover, Freq. Resp.: 40 - 200 Hz, Crossover Frequency: 150 Hz, Weight: 77 Ibs. 39kg.