High-Power Amplifier 2,550 watts Dynamic Peak Power / 850 watts RMS Continuous Sustained. Powers one or two Paradigm Reference custom subwoofers. Control Facilities: • Auto On/Off • Subwoofer Level • Subwoofer Cut-Off Frequency (continuously variable 35 Hz – 200 Hz) with Bypass Option • Sub/Sat Phase Alignment (continuously variable 0° to 180°) Input Facilities: • Single-Ended RCA Inputs • Sub-In Right (Mono) Input • Balanced XLR Input • USB Port/PBK Interface   SPECIFICATIONS Design Ultra-Class-D™ power amplifier, proprietary EQ software to configure amp for specific application, USB port / PBK interface for programming and optional PBK digital room correction system Amplifier: High-Current,Discrete Output 2,550 watts Dynamic Peak / 850 watts RMS Amplifier Features Auto-On / Off, Trigger-On / Off, soft clipping,electrical shorting protection, thermal protection Subwoofer Cut-Off Frequency Variable 35 Hz - 200 Hz; Bypass Option Sub / Sat Phase Alignment Variable 0° - 180° Line-Level Input RCA or Balanced XLR. From Sub-Out / LFE-Out of receiver, processor or other line-level source Speaker-Level Outputs SUB 1 / 2 Height, Width, Depth 8.9 cm x 43.2 cm x 37.5 cm: 2 rack units 3-1/2 in x 17 in x 14-3/4 in: 2 rack units includes rack ears for mounting in 19˝ rack Weight (unpacked) 7.4 kg / 16.3 lb each Finish Black