Pioneer has announced its new line of Series 8 audiophile-quality speakers, available in three models: S-81 floor-standing, S-81B-LR bookshelf, and S-81C centre speaker. Created by an international team of acoustic engineers, they feature an advanced speaker unit construction including concentric tweeter/midrange driver, a tweeter made from titanium, and Harmonised Synthetic Diaphragm Optimum Method technology which can reproduce the very high frequencies found in high definition recordings...