JL Audio JD500/1

Product highlights:

• mono subwoofer amplifier
  • 250 watts RMS x 1 at 4 ohms
  • 350 watts RMS x 1 at 3 ohms
  • 500 watts RMS x 1 at 2 ohms
• Class D amp design with NexD™ switching technology
• frequency response: 7-500 Hz
• variable low-pass filter (50-500 Hz, 12 dB/octave)
• variable bass boost (0-12 dB at 45 Hz)

More Info:

• optional RBC-1 wired remote level control
• preamp inputs and outputs
  • differential-balanced inputs prevent noise
• speaker-level input via speaker wire-to-RCA adapters
  • signal-sensing turn-on with speaker-level inputs
• wiring, fuse, and hardware not included with amplifier
  • 4-gauge power and ground leads and a 50-amp fuse recommended
• dimensions: 9-7/8″W x 2-1/8″H x 7-1/2″D