HP 50 Watt 2.1 Speaker System Get deep, controlled bass with the large subwoofer with long-throw driver and flared port Deliver mid and high ranges via the two space-saving satellites smaller speakers with better quality magnets to get the best possible sound with dual micro metallic full-range drivers with Neodymium magnets Connect to your desktop or notebook PC, MP3 player, or CD player Use the remote wired to control the volume and on/off, as well as to control headphone volume