Harman/Kardon’s Soundsticks speakers have been around for years and years, virtually unchanged aesthetically. Now the company has taken the iconic design of the central component and expanded it to a new product. Aura ($400) is a new speaker system that looks a lot like the Soundsticks’ subwoofer, which was once known as iSub. This time, the transparent dome houses the entire speaker system, and offers pretty much every conceivable…