SUBWOOFERS

YOU SHOULDN’T JUST HEAR IT

YOU SHOULD FEEL IT

From compact deployments to arena-scale low-frequency systems, Flag Systems has the subwoofer inventory to bring impact where it counts. Powerful, controlled, and built to move some air.

JBL

VTX B28

Experience powerful, low
frequency impact with
the JBL B28, a dual
18-inch subwoofer
engineered to deliver
deep, articulate bass and
exceptional outputs for
concerts, festivals and

JBL VTX B28 dual 18-inch subwoofer
Flag Systems J28 dual 18-inch subwoofer

Flag

J28

Experience the Flag
Systems J28, our own take on
the dual 18-inch subwoofer,
crafted to deliver robust,
ground-shaking bass with
powerful low-frequency
impact, tailored for
demanding large-scale
events.

JBL S25

Compact yet mighty,
the JBL S25 subwoofer
offers exceptional
low-frequency
performance, ideal for
enhancing sound in
medium-sized venues

JBL S25 subwoofer
JBL F18 18-inch subwoofer

JBL F18

The JBL F18 packs a
punch with its 18-inch
driver, providing rich,
precise bass that's
perfect for smaller
venues and portable
applications