Designed for iPads, iPhones, and iPods released before late 2012, Kicker's Amphitheater ($300) is a bigger yet less expensive follow-up to its surprisingly impressive IK500. The central dock is now large enough for iPads, with a 30-pin Dock Connector that works with most Apple devices, and a USB port in the back for newer models. Armed with 5" mid-bass speakers, 3/4" tweeters, and a 6" rear-firing square subwoofer, Amphitheater dwarfs similarly-priced…
