From the Manufacturer Audio Unlimited’s PoolPod wireless floating speaker allows you to enjoy your music while relaxing in a hot tub, pool or any other water environment. This fully waterproof speaker is powered by 900MHz PLL circuitry, which guarantees a strong, clear signal up to 150FT away. The transmitter delivers a powerful signal through walls or any other obstacles in your yard. Just plug in your iPod, computer, stereo, MP3 player or any device that has a 3.5mm or RCA output and enjoy high quality music without the hassle of running wires. Order one today and start your pool party on the perfect note.