The JBL 2x18" cinema Subwoofer is a loudspeaker sold brand-new by Victory Musical Instruments, a veteran-owned authorized JBL dealer in Miami, FL. Questions? Call 844-687-4208.

At a Glance

4642A Dual 460 mm (18 in.) Subwoofer System

The JBL Model 4642A is a high quality subwoofer system, featuring an advanced technology 460 mm (18 in), low frequency transducers mounted in a direct radiator, bass-reflex enclosure for smooth response to the lowest audible frequencies. The 4642A is ideal for low-frequency augmentation of either analog or digital soundtracks in motion picture theaters and for general sound reinforcement applications.

Key Features

• 1200 Watts Continuous Pink Noise, 2400 Watts Continuous Program Power Handling
• Usable response to 22 Hz (-10 dB, no EQ), flat to 22 Hz (-3 dB) with External EQ
• 2241H VGCTM Vented Gap Cooled Drivers - High Sensitivity - Low Power Compression - High Maximum-SPL Capability - Low 2nd and 3rd Harmonic - Distortion - Symmetrical Field Geometry SFGTM - Magnet Structure - Long Excursion Capability
• proved by Lucasfilm, Ltd. for THX® installations

Frequently Asked Questions

Is the JBL 2x18" cinema Subwoofer authentic and covered by warranty?

Yes. The JBL 2x18" cinema Subwoofer is sold brand-new and factory-sealed by Victory Musical Instruments (VMI), an authorized JBL dealer (veteran-owned, based in Miami, FL), so it carries the full manufacturer warranty. Buying through an authorized dealer also protects your warranty and support eligibility.

Which exact model is the JBL 2x18" cinema Subwoofer, and how do I make sure I order the right one?

This listing is the JBL 4642A. If you are comparing similar JBL models, match on the exact model/SKU (4642A), since closely named products can differ in features and capability. The current price is shown on this page; for a quote, lead time, or help confirming the right fit, call 844-687-4208.

Are the JBL 2x18" cinema Subwoofer powered (active) or passive?

Whether a model is powered or passive determines whether you also need an amplifier. Confirm this from the title and spec table above; if it is passive, pair it with an appropriately rated amplifier. We can spec a matching amp for you at 844-687-4208.

How do I get help choosing or setting up the JBL 2x18" cinema Subwoofer?

Call our team at 844-687-4208 or reach out through victorymusical.com. As a veteran-owned authorized dealer we can confirm compatibility, lead times, and the best configuration before you buy.