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JL Audio VX400/4i VXi Series 4 Channel Full Range Amplifier DSP Amp 400w RMS

JL Audio VX400/4i VXi Series 4 Channel Full Range Amplifier DSP Amp 400w RMS - Main image
$631.78 $1019 In stock

Category: Amplifier

VX400/4i

4 Ch. Class D Full-Range Amplifier with Integrated DSP, 400 W

4-Channel Class D Full-Range Amplifier with Integrated DSP, 100 W x 4 @ 2 Ω / 75 W x 4 @ 4 Ω - 14.4V

Designed to simplify great audio, every VXi amplifier combines our advanced NexD2™ switching amplifier technology with an integrated, full-featured digital signal processor.

With our second-generation NexD2™ technology, the VX400/4i full-range amplifier outputs up to 75 watts per channel into 4 ohms, or 100 watts into 2 ohms. It can also be bridged into 4 ohms, producing up to 200 W x 2.

The NexD2™ full-range technology in this amplifier is DSP-controlled and features a reduced loop area design utilizing DirectFET™ outputs for outstanding fidelity, very low noise and exceptional efficiency. The amplifier chassis is ultra-compact, with all connections on one side, to greatly simplify installation into tight spaces.

Instead of traditional control knobs and switches, all amplifier adjustments and DSP functionality are configured via a compatible external device (PC, Tablet or Smartphone), with the appropriate JL Audio TüN™ Software application installed.

Amplifier includes: Power Connector (for 4 AWG wire), Analog Input/Pre-Out Harness, Speaker Output Harness, 6 ft A/B USB Cable

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Customer Reviews (5.0 / 5 · 5 reviews)

Samuel Z. ★★★★★

The integrated DSP is a game changer for tuning—time alignment took me minutes instead of hours. Pushing 100 watts per channel at 2 ohms, my mids finally sound clean and it barely gets warm.

Grace ★★★★★

Installed this in my boat to power a set of higher-end tower speakers and the clarity at higher volumes is seriously impressive. The DSP software took a little learning but having full control over the crossover and EQ is a game-changer. I'm getting clean, strong output from all four channels withou

Olivia C. ★★★★★

Took my time tuning the integrated DSP through the software, and the clarity at low volumes is what surprised me most. At 75 watts per channel into 4 ohms, it drives my components cleanly without any hiss, even with the gain set conservatively.