SoundBot SB517FM IPX7 Water-Proof Bluetooth Speaker with FM Radio Speaker (Black/Black) Built-in universal Bluetooth wireless technology w/ backward compatibility & A2DP profile for 6 hours of wireless music streaming withSmartphone, Android, Apple iPhone 6, 6+, Google Nexus, Samsung Galaxy, Tablets, other media players, PC, Laptop, and more! Unique design w/ extreme military grade level IPX 7 total water-proof capability and large speaker cavity to deliveroptimal acoustic sound. 3W output 40mm premium speaker driver w/waterproof charging port, built-in mic, and accessible control buttons. Bluetooth 3.0 technology and long lasting built-in rechargeable battery capacity for 6 hours of extended playback time. Modern piano surface finishing with one button FM radio channel auto-scan design to allow navigate change of radio stations at ease.