UIUIUS Speakers, Seedforce Wireless Speakers V4.1 with 16 Hour Playtime for Outdoor/Shower, Works with iPhone, iPad, Samsung, Nexus, Laptops(Army Grey) AMAZING SOUNDING SPEAKER - PREMIUM QUALITY, BUILT TO LAST - Made in our own factory we control the quality to deliver an awesome sound with our renowned reliability. Beware of imitations, this is the original. Avoid copies and the frustrations of cheaper, poorer quality. We have achieved the CE, FCC and ROHS certifications STRONG AND HIGH-QUALITY AUDIO REPRODUCTION -Built-in 5W driver, its better than other speakers with 3W driver, it delivers the booming sound you'd expect from a boombox. Powerful speaker can fill any room with rich audio and clear and crisp music. INCREDIBLE BATTERY LIFE - Built-in SONY 2500mAh rechargeable battery, its better than other poor quality battery, it enables a breakthrough 16 hours of playtime and it only takes 3-4 hours for you full charge the speaker. Recharge from your laptop, desktop, or powered USB hub FULLY WATERPROOF, EVEN FULLY SUBMERSIBLE - The Seedforce outdoor and shower speaker is so versatile around water it's not just water resistant it's capable of being fully immersed in water up to 3 feet in depth. VERSATILE CONNECTION + SPEAKERPHONE + NFC - We use the latest Bluetooth 4.1 Technology - Connect your devices via Bluetooth in less than 3 seconds... or use the Seedforce as a speaker for that important phone call! You can easily control songs and adjust the volume at the speaker. Compatible up to 33ft of range so the music is there for you no matter whether you're at home, in the shower, on the road, or even kicking back at the beach or pool!