Sony 16GB S Series Walkman Video MP3

Pop in the included earbuds and hit the gym with this 16GB S Series Walkman® video MP3 player (NWZ-S639FBLK). Ultra-lightweight and extremely thin, it's the perfect companion for your workouts. And with open-format video playback, it lets you enjoy multiple file types and travel with your favorite video clips in your pocket. Sound quality is excellent, thanks to four different Clear Audio technologies. The rechargeable lithium-ion battery is good for up to 50 hours of music playback, so you won’t be left without entertainment for long.