JL Audio XDM300/1 Monoblock, Class D, Car/Marine Subwoofer Amplifier, 300 W

Rated Continuous (RMS) Power @ 14.4 V
@ 4 Ω 200 W RMS x 1
@ 3 Ω 250 W RMS x 1
@ 2 Ω 300 W RMS x 1
@ 1.5 Ω N/A

Rated Continuous (RMS) Power @ 12.5 V
@ 4 Ω 160 W RMS x 1
@ 3 Ω 210 W RMS x 1
@ 2 Ω 270 W RMS x 1
@ 1.5 Ω N/A

General Specifications
Frequency Response: 10 Hz - 1 kHz (+0, -1dB)
S/N Ratio, referred to highest rated power: >100 dB below rated power (A-weighted, 20 Hz - 20 kHz noise bandwidth)
S/N Ratio, referred to 1 W: >80 dB (A-weighted, 20 Hz - 20 kHz noise bandwidth)
Damping Factor @ 4 Ω: >120 / 50 Hz
Damping Factor @ 2 Ω: >60 / 50 Hz
THD+N @ Rated Power: < 1% at 2 ohm per Ch
Input Voltage Range @ RCA Inputs: 200 mV - 4 V RMS
Min.Copper Power / Ground Wire Gauge: 8 AWG wire
Fuse Rating: 30 A (AFS, AGU or MaxiFuse™)

Signal Processing
Filter Mode(s): Low-Pass only
Filter Slope(s): 12/24 dB/octave
Filter Frequency Range: 50 Hz - 500 Hz
Detented, Calibrated Filter Freq. Potentiometer: Yes
Filter Defeat Function: Yes
Infrasonic Filter: none
Bass Boost EQ: No
Output Polarity Switch: No
Remote Subwoofer Level Control: Optional HD-RLC or MHD-RLC (water-resistant)
Remote Bass EQ Boost Control: No
Pass-Through Preamp Output: Buffered