JL Audio XDM1000/1 Mono car/marine subwoofer amplifier — 1,000 watts RMS x 1 at 2 ohms

Product info:

• mono car/marine subwoofer amplifier
• 600 watts RMS x 1 at 4 ohms
• 1000 watts RMS x 1 at 2 ohms
• variable low-pass filter (50-500 Hz, 12 or 24 dB/octave)
• switchable subsonic filter (30 Hz, 24 dB/oct)
• Class D amplifier design with NextD™ switching amp technology
• differential-balanced inputs help eliminate noise
• weather-resistant chassis: black powder-coat finish, gasketed control cover, stainless steel hardware
• preamp and speaker-level inputs
  
• switchable input filter (car/boat) eliminates interference from onboard high-current devices
• speaker-level inputs handle up to 4Vrms (about 4 watts)
• speaker-level inputs feature auto turn-on via DC offset or signal sensing
  
• preamp outputs
• wiring, fuse, and hardware not included with amplifier
• 4-gauge power and ground leads and an 80-amp fuse recommended
• 14-3/4"W x 2"H x 7-1/8"D