Waterproof, sandproof, shockproof, and mudproof IP66 rated floating wireless bluetooth speaker has a rubberized coating. Digital volume control includes: volume up/next, volume down/previous, play/pause/pairing/answer phone. Features: built-in microphone, handsfree speakerphone, micro USB port for battery recharge, built-in rechargeable battery (8 Hr. playtime), On/Off switch, and LED pairing indicator. Includes: micro-USB to USB cable, detachable carabiner clip, 90 day warranty, and user guide.