JBL VTX B28 Subwoofer 100789392 Or if you want to

Or if you want to program it with the DMX-512 protocol and 2 DMX channels

DMX connectors: 3-pin and 5-pin in/out

Vistonics II proprietary ‘knobs-on-glass’ functionality

universal power supply

JBL VTX B28 Subwoofer 100789392 Or if you want toJBL VTX B28 Arrayable Dual 18 inch Subwoofer The VTX B28 is JBL Professionals next generation dual 18 inch subwoofer, designed to complement the companys flagship VTX full range sound reinforcement systems, and capable of delivering uncompromised low frequency performance, even for the most demanding shows on the planet. The B28 boasts JBL Differential Drive transducers, an exclusive port design, and the same industrial design found in JBLs VTX A