Alpine S-Series S2-S80C - 8” 520 Watt 2 Way Component Door Speakers & TweetersAlpine S Series S2 S80C 8 520 Watt 2 Way Component Door Speakers & Tweeters Alpine innovation continues with the adoption of all new technology and engineering in the construction and materials used in the new S Series. The lightweight, composite glass fiber cone unites with Alpines patented HAMR surround technology to achieve increased control and excursion of the woofer diaphragm, resulting in pure, punchy sound and powerful bass at high SPL. In