The best bookshelf speakers from Bose®, with a sleek new design that combines form with function. High-sensitivity Stereo Targeting® and Direct/Reflecting® tweeters, firing out the front and back of the cabinet, deliver Bose Stereo Everywhere® speaker performance with an extremely wide soundstage. Provides lifelike, spacious sound for music, movies or TV. The 8" long-excursion woofer and unique port geometry produce deep, clear bass. Compatible with receivers or amplifiers rated from 10 to 150 watts per channel.