Riptide Outdoor Waterproof Bluetooth Speaker with Carabiner Loop (Gray) Waterproof, sand-proof, and fully submersible! With an IP rating of 57, the Riptide portable Bluetooth speaker floats and is ready for your outdoor adventurous lifestyle A compact design (blue or gray) doesn't mean compromised sound quality. The Riptide features a 3W neodymium speaker driver combined with a passive bass radiator to deliver crisp, clear, and balanced sound for both music and voice. The caribiner loop and 1/4" 20 TPI thread built into its rugged design provide you extensive mounting and hands-free carrying options Loads of connectivity! With Bluetooth wireless, a 3.5mm headphone wired jack, built-in noise-cancelling microphone to double as a speakerphone, and the ability to be used as a USB computer speaker as well! Standard micro-USB charging gives you up to 6 hours of battery life and is compatible with all of your Bluetooth lifestyle devices (iPhone, Android, MP3 players, tablets, laptops, and more.) AVRCP, A2DP, hands-free, and headset profiles supported