JL audio RD400/4

Product highlights:
Featured in our article: Best 4-channel car amplifiers for 2022
4-channel car amplifier
75 watts RMS x 4 at 4 ohms (100 watts RMS x 4 at 2 ohms)
200 watts RMS x 2 bridged at 4 ohms (4-ohm stable in bridged mode)
Class D amplifier design with NextD™ switching amp technology
differential-balanced inputs help eliminate noise
variable low- and high-pass filters (50-500 Hz, 12 dB/octave)
LED clip lights help set gain
Other Features:
blue LED accent lighting
preamp inputs and outputs
speaker-level inputs (speaker wire to RCA adapter required)
4-gauge power and ground leads and a 40-amp fuse recommended — wiring and hardware not included with amplifier
no onboard fuses — when installing multiple amps in a system, an additional 40-amp in-line fuse between the distribution block and the amplifier is recommended
9-13/16"W x 2-1/8"H x 7"D
warranty: 2 years
Our 60-day money-back guarantee
MFR # 98621
What's in the box:
JL Audio RD400/4 owner's manual
4-Channel amplifier
2.5mm Allen wrench
Self-adhesive JL Audio badge
Owner's manual