Sold as three separate sets of aluminum-bodied canalphones, Radius's radHeadphones Live, radHeadphones Talk with Mic, and Atomic Bass ($40) earphones offer different features for different types of users. The radHeadphones Live, shown in "Savage Red," are designed for fans of hard rock and industrial music, producing a "live music" sound. By comparison, the radHeadphones Talk with Mic are less sensitive headphones with original iPhone-matching aluminum…
