The MP512MWP from Sunconnection is a simple waterproof 512MB MP3 player available in white, black and red color. The player without liquid crystal display has large size control buttons. The design is very sleek and is easy to hold. The player supports MP3 and WMA files with 4mW×2ch out put with a playback frequency of 20Hz - 20 kHz and Signal-noise ratio 95dB. The MP512MWP is powered by a single alkaline battery and comes with a waterproof case.

With the waterproof case you can enjoy music during bath, skiing etc. The MP3 player measures 85.5×28×14mm, weighs only 20g and comes with a waterproof case, one alkaline battery and ear phone for approximately 2,980 Yen($25).
Via - Sunconnection (Japanese)