Experience uncompromised cinematic sound with the Theory sb75 — a 3-channel passive soundbar engineered for seamless integration with your 75-inch TV. Designed for enthusiasts who crave theater-quality audio, the sb75 delivers breathtaking clarity and room-filling dynamics.
- Ideal match for 75-inch TVs with a sleek, integrated look
- Engineered for unmatched output and fidelity — immersive sound that detaches from the bar itself
- Highly praised by global reviewers since 2019
- Delivers one of the best soundbar experiences for cinematic sound available today
Whether you’re upgrading your home theater or seeking the best high output soundbar for 75-inch TVs, the Theory sb75 sets a new standard in clarity and performance.
Riley Steele (verified owner) –
This soundbar makes my 75-inch OLED sing. The depth and separation are unreal — definitely the best high output soundbar I’ve ever owned.
Heather Daniels (verified owner) –
After reading the Theory sb75 3-channel soundbar review online, I decided to give it a shot. No regrets! Perfectly matched with my setup.
Jennifer Johns (verified owner) –
For anyone trying to buy a passive soundbar for TV setups, this is hands-down the most refined soundbar I’ve tested. Clean dialogue, thunderous effects, and no distortion at high volume.