iLoud Sub

Perfect studio sound — from the bottom up

iLoud Sub redefines what a studio subwoofer can be, delivering deep, accurate, and impeccably controlled low-end performance in the smallest footprint on the market, while also significantly enhancing the sound of your satellite speakers.

iLoud Sub is the only subwoofer that automatically calibrates itself and any connected monitors to your room, regardless of brand, providing balanced, accurate, and reliable sound across the entire audio spectrum, from bottom to top.

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Overview

Powered by ARC X’s advanced DSP, the iLoud Sub gives modern music producers complete confidence in their mixing decisions and hi-fi enthusiasts the opportunity to experience music exactly as it was meant to be heard.

iLoud Sub at a glance

Smallest footprint on the market: Fits in any studio — no rearranging required
25 Hz deep bass extension: Experience the full low end of modern productions
ARC X room correction: Perfect system alignment with zero guesswork

Automatic setup: Effortless studio integration and subwoofer calibration
Integrates with existing monitors: Automatically works with any monitor brand
Controlled, accurate, musical low end: Mixes translate flawlessly everywhere

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Combo XLR + RCA inputs

XLR + RCA outputs

Volume control

Crossover selection

Bluetooth® pairing button

USB port

6.5" Custom-made, high-performance aluminium woofer

6.5" aluminum passive radiator

Multi-color LED

ARC measurement mic included
for correction and auto set up

Combo XLR + RCA inputs
XLR + RCA outputs
Volume control
Crossover selection
Bluetooth® pairing button
USB port
6.5" Custom-made, high-performance aluminium woofer
6.5" aluminum passive radiator
6.5" aluminum passive radiator
Multi-color LED
ARC measurement mic included
for correction and auto set up

Big bass. Smallest footprint.
Zero compromise.

iLoud Sub is engineered to provide full-range clarity and depth while maintaining perfect balance within your space.

Occupying only a fraction of the size of traditional studio subwoofers, it integrates naturally into any workspace, delivering powerful low-end extension down to 25 Hz with tight, accurate, and musical response you can rely on in every mix.

ARC X: The key to better mixes

iLoud Sub features ARC’s advanced algorithm that seamlessly analyzes your acoustic environment and perfectly calibrates your monitors. Regardless of the make and model of the left and right speakers, ARC X software ensures they sound flat, balanced and free of any acoustic interference, so your mixes translate flawlessly, from bottom to top.

This means:

The most natural, flat and balanced sound across the entire listening spectrum
Effortless integration and correction with any monitor brand, not just iLouds
Mixes translate better across all playback systems, from cars to theaters

Just connect, run ARC X, and setup is complete. iLoud Sub offers the easiest way to achieve a truly professional monitoring experience.

Built-in room correction for any speaker

The smartest alignment ever

Modern music requires absolute precision in the low end. iLoud Sub premieres ARC X’s newest feature: automatic subwoofer setup. ARC X also accurately calibrates and time-aligns iLoud Sub, expanding the frequency range of any monitoring system to uncover hidden depth and clarity without disrupting the balance of your full setup.

The result:

Every detail in kicks, bass lines, and sound design comes into focus
Low-end balance becomes a matter of accuracy, not assumption
Enjoy fuller low end that doesn’t overpower or throw off your mix translation

No more guesswork. No more endless revisions.
Just clarity, confidence, and mixes that move with power and precision.

Premium components. Maximum musicality.

6.5" high-performance aluminum driver
Dual 6.5" passive radiators
200 W peak power amplification
Low-frequency response down to 25 Hz

The result?

Low end that’s deep yet impeccably controlled, warm yet defined, and powerful without ever clouding the midrange.
It’s not just more bass — it’s bass perfected.

Wired and wireless for any studio workflow

Connections and control:

XLR + RCA analog inputs and outputs
USB digital audio input
High-quality Bluetooth® streaming
Full system calibration via ARC X software

Works perfectly with:

iLoud Micro Monitor and Micro Monitor Pro
iLoud MTM MKII
Any 3-7" nearfield monitors
Compact immersive setups
Post-production and multimedia edit suites

If your studio fits on a desktop, iLoud Sub fits right in.

The ideal upgrade to any small studio

iLoud Sub isn’t just about adding low end — it’s about elevating your entire monitoring system to a whole new level.

You’ll work faster, make bolder creative choices, and experience your music with the full-range depth and emotional impact that conventional monitors simply can’t deliver on their own.

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