Harmony Portable Speaker Brown. Harmony is an elegantly designed premium speaker that brings the music to your ears the way the artist intended. It has a powerful 16W output and 4,500mAh lithium polymer battery that plays louder and longer, compared to the competition, with a combination of advanced technologies and audiophile sound tuning that reproduce the fullness, clarity and depth of your music; and phone calls with the hands free calling feature that will pause your music and resume where you left off once youâ??re done. It comes with a soft velvet pouch that makes it easy to take with you and enjoy your music in the comforts of your home, your office, in the car, and even during your workout.