IP67 dust, water and shockproof: waterproof, shock and impact resistant speaker. Ideal for use in any water environment: beach, pool or mountain. Bluetooth 5.0: includes Bluetooth 5.0 so you can listen to music from your smartphone, tablet, player or any other wireless device. True wireless stereo: connect two speakers via True Wireless Stereo and play the music via both speakers at the same time. Enjoy double the performance. Long battery life (14 hrs): rechargeable 1000 mAh battery that allows you over 14 hours of continuous playback. - 36-month guarantee: enjoy the product in peace with the 36 months warranty. You can request any demand you want for free.