OuTera Ulta-Portable Bluetooth Speakers Wireless Speakers V4.1 for Outdoor / Shower, Waterproof Shockproof Dustproof Works with iPhone, iPad, Samsung, Nexus, Laptops Black DUAL STRONG DRIVERS: 5W strong driver delivers HD acoustic and crystal clear sound and enhances the music listening experience. The sound quality is actually impressively good, sound is crisp, volume goes up easily and the bass is super nice. listen to a podcast via an iPad or smartphoen and noticed that the sound was very good ! Bluetooth pairing is very simple, it detects my phone right away and the sound transitions from my device to the speaker without delay. Unique Design with Splash proof, Shockproof, Sand proof, Dustproof endurance is perfect for the pool, the beach or liven up your shower. 1 Year Warranty : you get world-class customer service and our better than money back NO HASSLE refund GUARANTEE if you are not 100% happy with your purchase.