Logitech Z-Cinema Advanced Surround Sound System. Games. Movies. Music. You're getting it all on your computer. Yet your existing computer audio system and speakers just don't cut it. And you don't have the desk space for rear speakers. Logitech has the ideal solution -- our Z-Cinema Advanced Surround Speaker System. Using advanced software to transform low-quality PC audio into a theater-quality, surround sound experience, now you can really get into your PC-based entertainment with Logitech.