QSC AD-S28T-W Dual 8' Suface Mount Subwoofer - Black
• Unleash Deep Bass: The AD-S28Tw surface mount subwoofer system is a game-changer for enhancing your audio experience. It adds rich, low-frequency extension to your audio systems, perfectly complementing the entire AD Series.
• High-Performance Design: With dual 8' woofers featuring polypropylene cones, it offers excellent protection in humid environments. The bandpass enclosure with two chambers delivers tight, precise bass down to 36 Hz, and a sensitivity of 94 dB SPL at 1W 1m.
• Versatile Installation: Whether you choose floor or shelf-standing with the included rubber feet, or suspended installation using the provided forged-shoulder eyebolts, accessories, or steel yoke, the AD-S28Tw fits your needs. It's built to the highest standard with marine grade plywood for humidity resistance.
This subwoofer is a must-have for audiophiles seeking to upgrade their audio setups. Rated for 250 watts continuous power handling and up to 700 watt peaks, it's a great addition to any ceiling-mount or surface-mount AD Series models. The built-in passive low-pass filter set at 120 Hz ensures optimal sound quality. The marine grade plywood enclosure, zinc-plated steel grille, and other features make it durable and stylish.
Keywords: subwoofer, audio system, low-frequency extension


The QSC AD-S28T-W Dual 8 Suface Mount Subwoofer is designed for enhancing audio systems in various settings. Ideal for audiophiles and anyone looking to upgrade their sound. With a weight of 43 lb (19.5 kg) / 55 lb (25 kg), it offers a powerful audio solution. It features dual 8' woofers and a bandpass enclosure for great low-frequency performance. Whether it's for home theaters, music systems, or commercial spaces, this subwoofer delivers an immersive audio experience.