Playing all of your music and audio files with the greatest ease, Logitech Z120 Speakers are great for home and office use. Plugging in to any 3.5mm jack (the industry standard for headphones), can be used with MP3 players, desktop computer and laptops. With a balanced sound, not too heavy in bass but not tinny either, you can be sure that all of your music gets the treatment it deserves, sounding better than ever. Power and volume controls on the right-hand speaker. The compact design makes these speakers easily portable.