Amazon offers the Logitech Z906 500-watt 5.1-Channel Surround Sound Speaker System, model no. 980-000467, for $249.99 with free shipping. That's tied with our mention from a year ago and the lowest total price we could find by $39. It features 500 watts RMS of total system power, four satellite speakers, side-firing subwoofer, center speaker, wireless remote, and more.