PVC (EN71 compliant) waterproof pouch Integrated stereo speaker 1W Compatible with iPod, iPhone, MP3, MP4, PC, CD, PDA ... to secure 100% waterproof. 3. Integrated stereo speaker, 0.5-1 watt. 4. On/off ... patented). 6. 3.5mm digital jack. 7. Compatible with iPod, iPhone, MP3, MP4, PC, CD, PDA, PMP ... Even underwater. 9. It offers protection to your music player. 10. Color: Red, Yellow, Blue, Green, Black ...