DESC: Fearless extreme sports enthusiasts are a special breed, and Panasonic engineered an entire line of aggressive SHOCKWAVE audio products to help you go farther, faster and stronger than ever - all to the beat of your favorite bands. This one even includes a digital AM/FM stereo tuner with 30 presets! Portable audio products with the SHOCKWAVE design are suitable for ultra-physical performance with their ruggedized, water-resistant construction. Panasonic conceived the SHOCKWAVE series specifically for active listeners, and special features like the secure one-touch lock and release system helps keep the top cover of CD players firmly secured, even when things get rough.