About this item Bose Waterproof Speaker — Small but powerful, the Bose SoundLInk Micro Bluetooth speaker produces loud, clear sound with shockingly deep bass. It packs a custom-designed transducer and passive radiators for crisp, balanced sound. Tear-resistant Strap — This small portable speaker comes equipped with an easy-to-use, tear-resistant silicone strap. Secure it to your backpack, beach cooler, or handlebars, and the reliable strap will hold tight through shocks and shakes. Rugged Outdoor Speaker — Constructed from durable materials, including a rubberized silicone exterior, SoundLink Micro resists drops, dents, cracks, and scratches. Plus, its soft-touch finish almost never shows a mark. IP67 Waterproof Speaker — The SoundLink Micro Bluetooth speaker has been rigorously tested to meet an IP67 rating. It’s waterproof, dustproof, and protected from extreme temperatures, liquids, and other substances. Long-lasting Battery — This small outdoor speaker comes with a powerful lithium-ion battery. Enjoy up to 6 hours of music and charge anytime via the included Micro-USB cable.