Logitech X-140 2.0 Speakers with dual drivers deliver deep bass,while taking up minimal desk space. They feature real-time base equalizerto eliminate distortion and enhance the sound quality. You can plugin your iPod, DVD or MP3 player to this stereo speaker system viathe 3.5 mm jack. You can also connect a pair of headphones and enjoyyour favourite songs in complete privacy. You can adjust the volume,tone and power with their easy-to-operate controls.