H2O Audio today began shipping its H2O Audio for iPod shuffle waterproof housing, an adventure sport and outdoor recreation accessory for Apple's smallest iPod model. The H20 Audio for iPod shuffle offers waterproof and impact-resistant protection against outdoor conditions or recreational environments, enabling users to submerge the iPod up to a maximum depth of 10 feet. An easy-access control pad allows users to control the iPod within the case, while the device remains compatible with standard headphones. H20 Audio for iPod shuffle also works with H20 Audio waterproof headphones to listen to music entirely submerged, and includes an armband for $40.