Ultimate Ears BOOM 4 Wireless Bluetooth Speaker

Super portable and extremely durable, the blue-colored Ultimate Ears BOOM 4 Wireless Bluetooth Speaker from Logitech is ready to deliver balanced 360° audio and deep bass by the pool or anywhere you're hanging out. By the pool, you don't have to worry as the BOOM 4 is waterproof, can float, and even be submerged in up to 3.3' of water for up to 30 minutes. Physically rugged, the BOOM 4 is dustproof and is made to withstand drops from up to 15'. Stream your favorite audio from up to 147' feet away over Bluetooth for up to 15 hours straight on a full charge.