Concerning this item STRONG JBL ORIGINAL PRO AUDIO: Two JBL Bass Radiators and four drivers effortlessly produce dynamic, immersive sound with lots of detail and deep bass. No matter where you go, you'll lose yourself in the music. PORTABLE DESIGN: You can easily carry the speaker with you wherever you go thanks to the included carrying strap and integrated bottle opener. 15 HOURS OF PLAY: The enjoyment need not end. You can party all day and into the night with the JBL Xtreme 3, which boasts an amazing 15 hours of battery life. Stream music wirelessly from your phone, tablet, or other Bluetooth-enabled device with wireless Bluetooth streaming. P67 Both dustproof and waterproof: To the swimming pool. To the park. while taking a shower. Since the JBL Xtreme 3 is totally dustproof and waterproof,