Pebble IPX7 Waterproof Speaker with Heavy Bass (Black) BassX Aqua
 
Unmatched Bass & Surprisingly Loud: BassX Aqua Delivers a breathtaking stereo sound with deep bass with exceptional clarity and zero distortion through 45mm high-sensitivity Speaker drivers and a patented bass port.
Designed to Play, Rugged & IPX7 Waterproof - Combines a solid, Waterproof & drop-proof build with tactile materials.
Rock-Solid Connection - Bluetooth 4.2 ensures your devices maintain a strong, stable connection up to 33 ft away for skip-free music.
Microphone: Built-In Microphone that supports hands free calling/talking features
Worry-Free Battery Life: with 1200mAh built-in rechargeable battery, enjoy listening up to 8 hours of continuous music playback. And when it is time to recharge, it Just takes only 3 hours