Standing at the height of excellence The PSB CS850 is the pinnacle of in-ceiling speakers, featuring an 8” woofer, high-performance tweeter, and meticulous adjustability. Its carbon-filled cone and magnetic grilles guarantee unparalleled sound quality, wrapped in an effortlessly elegant design. Experience a new realm of excellence with nearly invisible yet immensely powerful architectural speakers. Sound that goes above and beyond The PSB CS850 in-ceiling speaker features an 8” carbon-filled polypropylene cone woofer and a 1” titanium dome tweeter with a waveguide, delivering deep bass, clear highs, and a wide frequency response from 45Hz to 20,000Hz (±3dB). Enjoy sound evenly distributed throughout the listening area, reducing off-axis coloration and improving the overall listening experience. It's perfect for music and home theatre applications, providing an immersive listening experience. Precise adjustability Tailor your audio experience with the CS850's dual-position switches for tweeter and woofer levels. The indexed tweeter adjustment guarantees pinpoint sound imaging, directing audio precisely toward the listener's ears for enhanced clarity and imaging. This fine-tuned precision minimizes sound leakage into neighbouring spaces, making the CS850 a versatile addition to any audio setup without compromising sound quality. Enjoy a customized listening experience that adapts effortlessly to your room's acoustics and preferences. Audiophile-grade performance PSB’s CS850 provides a nearly invisible audio solution for your listening room without compromising sound quality or floor space. The simple and foolproof mounting system uses heavy-duty doglegs to ensure that installation is easy and efficient, and the provided magnetic frameless grilles offer sleek concealment, allowing the CS850 to seamlessly blend into the ceiling. This discreet speaker design delivers the ultimate in performance and style. Proprietary 8″ (203mm) carbon-filled polypropylene cone woofer with cast basket Proprietary 1″ (25mm) titanium dome, ferrofluid-cooled tweeter with waveguide Frequency response: 45-20,000Hz (±3dB) Precision crossover network for smooth wideband response Dual-position switches for tweeter and woofer levels High-strength doglegs for easy installation and removal Includes both round and square magnetic frameless grilles Sound that stands out and a look that blends in With an elegant appeal to match its dynamic performance, the CS850 truly has it all. It boasts a minimalist design that aims for near-invisibility. It incorporates a frameless magnetic grille, offering both round and square options for versatile installation. This aesthetic versatility allows the speaker to seamlessly integrate into any room decor, providing an elegant audio solution that complements your interior design while delivering exceptional sound quality. Specifications More Information Frequency Response On Axis @ 0° ±3dB 45-20,000Hz Sensitivity Anechoic Chamber 86dB Listening Room 88dB Impedance Nominal 6 Ohms Minimum 4 Ohms Input Power Recommended 10 - 100 Watts Acoustic Design Tweeter (Nominal) 1” (25mm) Titanium Dome with Ferrofluid Woofer (Nominal) 8” (203mm) Stamped Steel Basket Black Polypropylene Cone Foam Surround Crossover 3,100Hz LR4 Design Type Open Back Dimensions / Weights / Finish Size (W x H x D) Cutout Diameter - 9 3/4” * (245mm) Mounting Depth - 4 3/8" * (111mm) Round Grille Diameter - 10 5/8" * (270mm) Weight Net - 3.25lb (1.47kg)/each Finish White Notes * Non-metric measurements are approximate. All specifications are subject to change without notice.