http/www.logitech.com/en-us/product/speaker-system-z906?crid=1588 or the Z906 is a 5.1 speaker system I am looking at. Does it look like the best 5.1 speaker system for a PC at the $350 price point? also as a point of reference I have thehttp/www.cyberacoustics.com/store/Products/Speakers/CA-3908 and they seem good.