Pioneer TS-WX106B 1100 Watts Peak Power, 10 Single Sealed Compact Subwoofer Enclosure Loaded with One Subwoofer Brand New, Not Refurbished. Polypropylene (PP) is a tough thermoplastic resin that is an ideal material for a subwoofer cone - with low mass and high damping, PP cones offer good sensitivity and low distortion. The innovative trapezoid shape of the enclosure is designed for high rigidity and to reduce internal standing waves, while also increasing installation flexibility. Can be installed freely in the cabin or under seats and re-positioned with the subwoofer firing rear, front or upwards for optimal bass tuning. The enclosure is fully carpeted, creating a non-slip, durable and scratch resistant surface.Passive (non-amplified) design provides system flexibility. 4 Single Voice Coil (SVC). Extended magnet pole for improved linearity. Sealed (acoustic suspension) enclosure designed for deep bass extension and smooth frequency response. Enclosure and subwoofer specifically matched and tuned for high performance. Designed for high sound quality and high output in a compact, easy to install application. Dimensions: 17-5/8" W x 13-1/2" H x 7-1/2" (top) D + 9-1/4" (bottom) D. Virgin Islands and other countries outside the USA. The item "New Pioneer TS-WX106B 1100 Watts 10 Pre Loaded Compact Subwoofer Enclosure Box" is in sale since Friday, March 1, 2019. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Audio\Car Subwoofers". The seller is "autosounds_warehouse" and is located in Rosemead, California. This item can be shipped worldwide.