Sony announced the limited edition Walkman W252 to celebrate the launch on PSP/PSP GO of the Metal Gear Solid: Peace Walker. Based on the W252 MP3 player, the MSG limited edition comes with a unique camouflage finish and is pre-loaded with six music tracks from the MSG: Peace Walker sound track.
Sony’s Walkman NWZ-W252 is a all-in-one, wearable, wire-free MP3 player that is IPx5-rated waterproof. It has 2GB of internal memory and supports MP3/WMA/AAC/Linear PCM audio files. ZAPPIN song search technology is included. It has integrated 13.5mm in-ear headphones. A coupon inside the packaging of each special edition Walkman features a unique code that unlocks hidden characters.