The RD400/4 is a top product among the 4-channel amplifiers from JL Audio, known for its high efficiency and audio output performance.
Thanks to the exclusive NexD™ high-speed switching technologies, it delivers outstanding sound quality with low distortion in an ultra-compact design.
The robust, black powder-coated surface and numerous innovative features guarantee an unparalleled music experience.
Features 4-channel full-range amplifier, Class D Power: 100 W x 4 @ 2 Ω / 75 W x 4 @ 4 Ω at 14.
4V NexD™ high-speed switching technology Integrated LED clipping indicator High/low pass filter, 12 dB/octave Automatic turn-on function Preamp outputs for signal forwarding Robust, black powder-coated surface Technical Specifications Rated continuous power (RMS) @ 4 Ω: 75 W x 4 Rated continuous power (RMS) @ 2 Ω: 100 W x 4 Frequency response: 12 Hz - 22 kHz (+0, -1 dB) S/N ratio: >104 dB Damping factor @ 4 Ω: >150 / 50 Hz THD+N @ 2 Ω: