آمپلی فایر مونو با کیفیت و توانمند محصول فوکال فرانسه FPD 900.1 Mono subwoofer amplifier 500 watts RMS x 1 at 4 ohms (850 watts RMS x 1 at 2 ohms) 1-ohm stable — 500 watts RMS x 1 at 1 ohm CEA-2006 compliant Class D amp technology high-pass crossover: 10-4,000 Hz; low-pass crossover: 40-350 Hz; and subsonic filter: 10-4,000 Hz (24 dB/oct.) heat dispersing aluminum chassis high-level input with auto-detection & auto turn-on; RCA low-level input remote sub control frequency response: 20-20,000 Hz adjustable bass boost level: 0 to +6dB @ 40 Hz phase adjustment: variable (0-180°) 8-gauge power and ground leads recommended — wiring and hardware not included with amplifier fuse rating: 25A x 2 dimensions: 9-1/2"W x 2"H x 8-7/16"D warranty: 1 year 60-day returns MFR # FPD 900.1