The subject is a model of bipolar tower loudspeaker manufactured by Definitive Technology. This particular model is known for its integrated powered subwoofer within the speaker cabinet, intended to deliver enhanced bass response without requiring a separate subwoofer unit in a home theater or audio system.
This type of loudspeaker offers advantages such as a simplified setup, a smaller footprint compared to separate speakers and subwoofers, and a sound profile optimized for both clarity in the mid and high frequencies and powerful low-frequency effects. Historically, powered tower speakers like these have addressed the demand for high-fidelity audio in environments where space or aesthetic considerations are paramount.