RTJ 18Sub Dual Subwoofer - Dreamedia AV
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RTJ 18Sub Dual Subwoofer
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RTJ

RTJ 18Sub Dual Subwoofer

RTJ

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$12,498.00

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Description

RTJ 18Sub Dual is a dual-module subwoofer system with two 18-inch drivers designed to deliver deeper, cleaner low-end output with more headroom than a single sub. Its compact cabinets make placement easy, and the setup scales well for serious home theater and music systems.

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RTJ 18Sub Dual Subwoofer

$12,498.00

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Description

Double the Drivers, Real Low-End Authority

If one 18 isn’t enough, the RTJ 18Sub Dual is built to step it up. This setup pairs two 18-inch subwoofer modules, giving you deeper pressure, more headroom, and bass that hits harder without turning loose. It’s the kind of low end you notice right away, especially in action scenes and bass-heavy music.

Clean Power That Stays Tight

Each 18-inch driver gets its own external amplification, which keeps output strong and controlled even when levels climb. Bass stays tight instead of bloated, and you get better consistency across the room compared to running a single sub harder than it wants to be.

Easy to Place, Easy to Scale

The compact, shallow cabinets make these subs easy to hide behind screens, stack, or integrate into a baffle wall. Run them as a matched pair, or add more later if the room calls for it. This setup is built for systems that want flexibility without giving up performance.

Key Features

  • Dual 18-inch subwoofer modules

  • External amplification for each driver

  • Deep, controlled low-frequency output

  • Compact cabinets for flexible placement

  • Designed for baffle wall or behind-screen installs

  • Scales well in multi-sub systems

  • Built for serious home theater bass

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  • 2x 18” Sub Module

  • 1x External Amplifier - 2x Inputs (2x 2400w Internal Amplification)

  • 10hz-200hz (In Room)

  • 12 amp @ 120 volt (1/4 Power)

Twice the Output Without Mud

Upgrading from a single 18Sub to a Dual setup gives you noticeably more headroom and low-end pressure. Bass hits harder and stays cleaner instead of just turning louder — that’s a difference you can feel in big action scenes.

Deep Reach That Doesn’t Fold

With a combined amplifier configuration feeding two big 18″ drivers, this setup delivers usable output down near 10 Hz in real rooms. That means you get low bass that doesn’t just rumble — it adds real impact to effects and music.

Scales for Serious Systems

Because each sub is a discrete module with its own amp, you’ve got flexibility when connecting and tuning them. Run both for full low-end authority, or add more modules if your room demands even bigger bass.

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Arthur Morris
BJ Broderick
"I’ve followed Dreamedia on YouTube for many years and have also had family members buy..." ... click to read more
★★★★★
BJ Broderick
S T
"Zach and Dreamedia exceeded my expectations! The quality of the equipment, taking time to address..." ... click to read more
★★★★★
S T
Alarick Wright
"I had planned to order a pair of Perlisten R5Ms, but got a great deal..." ... click to read more
★★★★★
Alarick Wright
Michael Brewington
"Good, Honest, Professional, People. They are the sort of people you "Dream" of working..." ... click to read more
★★★★★
Michael Brewington
Artie Trotter
"Found Dreamedia by watching their youtube videos. My initial thoughts were: since they had..." ... click to read more
★★★★★
Artie Trotter
Shawn McKinnon
"Awesome! The HDMI cables that came with the Terra Prime players (Kaleidescape Terra Prime Bundle),..." ... click to read more
★★★★★
Shawn McKinnon
BJ Broderick
"I’ve followed Dreamedia on YouTube for many years and have also had family members buy..." ... click to read more
★★★★★
BJ Broderick
Jeff Gray
"Very knowledgeable people, great prices. Treat you as like family. Always reply to questions you..." ... click to read more
★★★★★
Jeff Gray
BuckNuts45
"Quick response and shipping! Thanks!"
★★★★★
BuckNuts45
Shashi Kaligotla
"Professional company and easy to work with. Straight forward and no nonsense. I got my..." ... click to read more
★★★★★
Shashi Kaligotla
Parker Culbertson
"Dreammedia gets the job done! 100% recommend!!"
★★★★★
Parker Culbertson
Arthur Morris
"I purchased and had Dreamedia professionally install: Jvc rs3000 nx9 Klipsch THX Dolby digital atmos 5.4.1 Denon 8500..." ... click to read more
★★★★★
Arthur Morris
BJ Broderick
"I’ve followed Dreamedia on YouTube for many years and have also had family members buy..." ... click to read more
★★★★★
BJ Broderick
S T
"Zach and Dreamedia exceeded my expectations! The quality of the equipment, taking time to address..." ... click to read more
★★★★★
S T
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Lead times generally take 3-5 days to ship and arrive. However, there are several items that may have unique ordering and freight conditions that vary.

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Do you offer bundles?

We have bundles that can be a one size fits most. However, we would prefer to schedule a consult to talk through your exact project. Determining what is best for your space, timeline and budget.

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Depending on location, there is a good chance one of our preferred partners can do the installation. We have over 20+ installers in our network across the country.