Keep the tunes pumping rain or shine with the Super M Waterproof Bluetooth Speaker by NudeAudio. Compatible with any and every Bluetooth enabled device, this speaker is loaded with technology to provide true 360-degree sound. Inside the compact Super M Speaker are four full range drivers with neodymium magnets and two passive subwoofers to produce powerful bass and natural audio to fill the room. Encased in a silicone sleeve, the Super M Speaker is waterproof, sandproof, and shockproof to make sure there is no day the music (player) dies. The long lasting lithium ion battery gives you eight hours of continuous listening and it’s easily recharged with the included USB cable. Pump the tunes no matter where you are with the Super M Waterproof Bluetooth Speaker.