The audiophile-grade tweeters used in Infinity's new Reference speakers deliver smooth, non-fatiguing sound even at high output levels. The larger Reference multielement and component systems offer a tweeter output level control to optimize system linearity to suit installation location or the listener's preference. They feature edge-driven textile tweeters for smooth, clear highs and the larger models offer an adjustable tweeter output level control for high-frequency optimization based on installation location or the listener's preference. Includes: 1 x Pair of woofers, 1 x Pair of tweeters, 1 x Pair of crossovers, 1 x Pair of tweeter surface mount accessories, 1 x Pair of tweeter flush mount accessories, 1 x Pair of tweeter nuts, 1 x Pair of tweeter flat washers, 6 x Tweeter mounting screws.