Hero image 0 of Rockville RTB12A 12" 600W Powered Subwoofer Bass Tube with Remote 600 Watts Peak Power Black, 0 of 5

Rockville RTB12A 12" 600W Powered Subwoofer Bass Tube with Remote 600 Watts Peak Power Black

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Key item features

12-inch high-power woofer housed in a vented tubular enclosure for maximum bass impact.
Integrated built-in amplifier rated at 300 Watts RMS and 600 Watts Peak power.
Rear aero vent bass system designed to optimize airflow and increase punchy output.
Versatile connectivity options including speaker level and RCA line-level inputs.
Wide frequency response range from 30Hz to 200Hz for deep low-end reproduction.
High sensitivity rating of 111 dB ensures efficient and loud audio performance.
Adjustable electronic low pass crossover to perfectly mesh with existing audio systems.
Includes a dashboard-mounted adjustable bass remote control for easy tuning.
Durable construction featuring a molded steel woofer grill and aviation-grade tweed.
Complete mounting kit with four steel brackets and two canvas Velcro straps included.

Specs

Brand, RockvilleIs powered, YWoofer size, 12 inRms power rating, 300 WFeatures, All-in-One, Fine, Professional, Durable, Compatible, Easy Installation, Powered, Adjustable Vents, MiniMaximum sound pressure level, 111 dB

About this item

Product details

The Rockville RTB12A Powered Subwoofer Bass Tube delivers powerful, punchy bass in a compact, all-in-one design that’s perfect for upgrading any car audio system. Featuring a 12-inch high-power woofer and a built-in 300W RMS amplifier, this bass tube is professionally tuned to provide deep, clean low frequencies without the need for separate amplifiers or enclosures.

Its cylindrical vented enclosure with a rear aero port maximizes bass pressure, producing tight and impactful low-end performance while taking up minimal space in your vehicle. The RTB12A includes both speaker-level and RCA line-level inputs, making it compatible with factory and aftermarket head units alike.

Fine-tune your bass with the adjustable low-pass crossover and built-in bass boost EQ, which offers up to +18dB of boost at 45Hz. For added convenience, a dashboard-mounted bass remote lets you adjust bass output directly from the driver’s seat.

Designed for easy installation, the Rockville RTB12A includes steel mounting brackets and Velcro straps, allowing secure placement without permanent modifications. Wrapped in durable aviation-grade tweed with a molded steel grille, this bass tube combines durability, performance, and convenience—making it an ideal solution for drivers who want big bass in a compact package.

12-inch high-power woofer housed in a vented tubular enclosure for maximum bass impact.
Integrated built-in amplifier rated at 300 Watts RMS and 600 Watts Peak power.
Rear aero vent bass system designed to optimize airflow and increase punchy output.
Versatile connectivity options including speaker level and RCA line-level inputs.
Wide frequency response range from 30Hz to 200Hz for deep low-end reproduction.
High sensitivity rating of 111 dB ensures efficient and loud audio performance.
Adjustable electronic low pass crossover to perfectly mesh with existing audio systems.
Includes a dashboard-mounted adjustable bass remote control for easy tuning.
Durable construction featuring a molded steel woofer grill and aviation-grade tweed.
Complete mounting kit with four steel brackets and two canvas Velcro straps included.

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Specifications

Brand

Rockville

Is powered

Woofer size

12 in

Rms power rating

300 W

Warranty

Warranty information

1 Year, Manufacturer

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