1 of 2 people found the following review helpful
Not too bad,
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This review is from: Sony Walkman Waterproof All-in-One Sports MP3 Player - Black (discontinued by manufacturer) (Wireless Phone Accessory)
Not too bad but not great, it is supposed to work well under water but it does not. The quality of sound is not good under water so I am just wearing it when running or walking. A shame.