R1 SUR IN-WALL REFERENCE SERIES SONANCE In-Wall Designed to bring out the best in television, movies, gaming and concerts 4th generation coaxial driver and tweeter for accurate imaging and clean dialog. Individual crossover networks for a more precise sound. Integrated enclosure for amazing performance and reduced disturbance into adjoining rooms. Designed to fit into a standard wall cavity. Mix and match with Reference in-ceiling speakers to achieve optimal sound in any room layout. Provides a consistent aesthetic with other Sonance speakers series. SPECIFICATIONS Tweeter Two 1" (25mm) Ceramic domes, Ferrofluid-cooled Midrange Two 3" (76mm) Carbon fiber/Rohacell laminated cones with rubber surrounds Woofer Two 5 1/4" (133mm) Carbon fiber/Rohacell laminated cones with rubber surrounds Frequency Response 70Hz - 30kHz ±3dB Impedance 8 ohms nominal; 6 ohms minimum Power Handling 5 watts minimum; 150 watts maximum Sensitivity 90dB SPL (2.83V/1 meter) Speaker Depth 3 7/8" (98mm) Dimensions (WxH) 8 7/8" x 21 3/4" (225mm x 553mm) Cut-Out Dimensions (WxH) 7 1/2" x 20 1/2" (191mm x 521mm) Grille Material Perforated steel Shipping Weight 19 lbs (8.6kg) each