Boxed and only used twice to set up my old system
*5000W HCCA High Current Competition Class D Monoblock Amplifier
*RMS Power Output
4 Ohms: 1000 watts x 1 chan.
2 Ohms: 1600 watts x 1 chan.
1 Ohm: 2500 watts x 1 chan.
*10dB of boost with INTELLi Q
*Remote Gain capable
*Selectable AUX out
*Additional Power Output: 2500 Watts RMS at 1 ohm
*Massive loosely-regulated MOSFET power supply
*IntelliQ Bass Optimization Circuit and Remote Gain Control
*Heavy Gauge Direct-wire High Current Power and Speaker Terminals
*18dB/octave Low-pass Filter
*Dimensions: 22.8