Nakamichi Splashproof Wireless Speaker. Listen to your favorite music anywhere with the Nakamichi Splashproof Wireless Speaker. Enjoy dynamic sound in a portable and splashproof design with Bluetooth connectivity. Powered by the magic of Bluetooth, this Bluetooth speaker lets you stream music from all of your favorite mobile devices, including smart phones, MP3 players, tablets and laptops. Splash-proof design and shock-resistant silicone wrap, is built for the outdoors.