Dual 18-inch woofers in one enclosure.
* Frequency response: Typically about 30–150 Hz (varies by model).
* Power handling: Commonly ranges from 1,200 to over 3,000 watts continuous, depending on the specific model.
* Impedance: Usually 4 Ω or 8 Ω.
* Cabinet: Heavy-duty plywood with a durable textured finish and steel grille.
* Connections: Professional connectors such as Speakon or binding posts, depending on the model.
* Applications: Live concerts, churches, auditoriums, DJ events, festivals, and touring sound systems.