The Alpine RS-SB10 is a premium Halo R-Series shallow loaded subwoofer enclosure engineered for drivers who want powerful bass performance without sacrificing valuable cargo or cabin space. Featuring a single 10-inch R-Series shallow subwoofer in a compact sealed enclosure, the RS-SB10 delivers deep, accurate low-frequency response while maintaining an ultra-slim footprint ideal for trucks, SUVs, and space-limited vehicle installations. Built around Alpine’s advanced R-Series shallow subwoofer technology, the RS-SB10 utilizes an oversized 4-inch voice coil, lightweight neodymium motor structure, and Gen2 DD-Linear Magnetic Circuit technology for improved bass accuracy, low distortion, and high-output performance. The enclosure is constructed from durable 3/4-inch MDF wrapped in premium black carpet with a protective steel mesh grille for long-lasting durability. Key Features: Single 10-inch Alpine R-Series shallow subwoofer Compact sealed enclosure design Ultra-shallow profile for tight installation spaces 600W RMS / 1800W peak power handling Final 2-ohm impedance Gen2 DD-Linear Magnetic Circuit technology Oversized 4-inch voice coil Neodymium magnet motor structure CoolMount™ dual-panel cooling system Premium black carpet enclosure finish Protective steel mesh grille included Adjustable rubber feet for flexible mounting Down-firing or upward-firing installation capability Performance Specifications: Frequency Response: 29Hz–200Hz Sensitivity: 78dB Enclosure Type: Sealed Dimensions: Approx. 21.2"W x 5.25"H x 14"D Ideal Applications: Under-seat truck installations Compact SUV cargo areas Space-limited custom audio systems Premium daily-driver bass systems