The control pod makes it easy to control volume & headphone. You can fill your room with big balanced sound 25 watts. The compact subwoofer fits into tight spaces & delivers deeper bass when you want to feel the beat. With its easy setup just connect the speakers to the subwoofer & plug the subwoofer into your computer. Thats it. Youre listening to music & online videos watching movies & TV on your computer. But your built-in computer audio just wont cut it. Thats where the Logitech Speaker System Z313 comes in offering you the easy way to kick back & enjoy your music. Its convenient control pod makes it easy to control volume & even plug in your headphones. 25 watts RMS of power fill your room with big balanced sound. The compact subwoofer fits into tight spaces & delivers deeper bass when you want to feel the beat. Plus its a snap to set up. Just connect the speakers to the subwoofer & plug the subwoofer into your computer. Thats it.