Sony has now come out with their version of a MP3 based Walkman that is targeted for athletes. The Sony Walkman S2 Sports is a flash-based DAP that is no ordinary player, the name states that it's sporty and meant for athletes or for the physique conscious. The S2 comes with a number of accessories that are meant to make it easy to keep in tune with your favorite songs while performing strenuous activities. The player even comes with a calorie counter.