Thin is in! At only 1.24-inch thick, Logitech's mm28 Portable Speakers are thin enough to take with you anywhere! Powered by NXT flat-panel technology, the entire front surface is a stereo speaker that produces rich tones and lush bass. It's versatile; use it with your MP3 player, CD player, DVD player, or anything else with a standard headphone jack output. Then store the 3.5 mm input jack in the back of the speaker when you're on the go. Its ultra long battery life enables you to listen to your favorite tunes for over 45 hours! Take the Logitech mm28 portable speakers anywhere you go! Order today!