Ideal for any exercise regime, the waterproof Sony W Series 4GB MP3 Walkman In-Ear Headphones feature a cable-free design that wraps around the back of the head and a built-in music player.
The W Series 4GB MP3 Walkman is waterproof up to 2 meters so you can listen to music whilst you swim.
Worn around the back of the head, this Sony Walkman requires no wires or cables so you can exercise without restriction.
Listen to your music for up to 8 hours between charges or employ the quick charge function for 60 minutes of audio playback from just 3 minutes of charging.
Easy file transfer — simply drag and drop MP3, WMA, AAC-LC and Linear PCM audio files to the waterproof headphones.
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