Alpine S2-S40C headlight-covers-KIA a low-pass crossover filter

a low-pass crossover filter

balanced motion in both the forward and reverse directions of cone movement is critical to accurate reproduction of recorded sound waves

as it will help you choose the correct model

CX Compound diaphragm with GLADEN PFP technology (paper / foam / paper)

Alpine S2-S40C headlight-covers-KIA a low-pass crossover filterS Series 10cm (4) Component 2 Way Speakers S2 S40C Newly redesigned and Hi Res Audio Certified, the Next Generation S Series S2 S40C 10cm (4) Component Speakers offer a new standard in entry level sound performance. We packed supreme capability into these speakers by using highly effective materials and proprietary design elements. The lightweight woofer cone, crafted from a combination of polypropylene, glass fiber, and mica materials, serves up the