SLIM TOWER SPEAKER FOR ROOM-FILLING AUDIO - The Definitive Technology Dolby Atmos/DTS:X ready Dymension DM40 Tower Speaker features (4) 4.5" long-throw midrange woofers & a tweeter that delivers detailed sound with ultra-clear speech and uncanny realism FULLY BALANCED, ADJUSTABLE BIPOLAR ARRAY - Featuring Definitive Technology’s signature fully-balanced, adjustable bipolar arrays with front and back focusing speakers, the floorstanding speaker fills the room with multi-directional, truly enveloping sound ACOUSTIC TUNED CABINET FOR ROBUST BASS RESPONSE - The speaker also features an acoustically-optimized, ported enclosure with column resonance control that gives out a strong bass response and a clear midrange BUILD A COMPLETE HOME THEATER SYSTEM - The slim tower speaker is timbre-matched to other Dymension series speakers. Add the DM20 center channel speaker and DM95 on-wall surround speakers (sold separately) for an unbeatable 5-channel surround sound system MINIMALISTIC, SLIM DESIGN - A slim frontal area makes it easy to integrate the DM40 into virtually any room setting so it blends perfectly & looks as good as it sounds. Includes cabinet foot spikes/pads to place and level the speaker on any floor surface TOP-NOTCH SPEAKER SERIES - The Definitive Technology Dymension series includes a range of high-performance center-channel, floor-standing, bipolar tower, surround sound, and on-wall speakers to deliver the best-in-class audio through any home audio system