Waterproof Active True Wireless Bluetooth Speaker

Trendy Portable Waterproof Bluetooth Speaker. This True Wireless Speaker works perfect indoor and outdoor.  Put in the bathroom or on your bike, even hook it to your backpack while camping. Features: 1. Waterproof aluminum sealed speaker, and it's 5W speaker, so give you much better quality stereo experience! 2. Aluminum loudspeaker protect net: special coloring process, beautiful, prevent from oxidation 3. After 15 minutes without any operation since you powered on, the product will shut down automatically 4. The silicone cases and interface design ensure good sealing, effectively prevent the rain and dust, can be used under harsh environment) 5. Aluminum alloy metal hook, you can hang on the mountaineering bag or a bicycle, it's very convenient 6. Waterproof, Shockproof, dustproof, level up to IP56 7. Power display function: Can show capacity of the power on iPhone iOS 6.0 or above.   Specification: Input Voltage: DC-5V/600MA Power Output: 3W BatterySpecification: 3.7 V / 500 mAh Fre