Polk Audio Blackstone TL1600 5.1-Channel Home Theater Speaker System for $269.99 shipped.  Here is a screenshot for your reference. It features 2.5" Dynamic Balance composite midrange drivers, 1/2" silk polymer dome tweeter, 40Hz to 22kHz frequency response, and includes a 8" powered subwoofer, and 4 identical satellite speakers.  Most places have this speaker system for [...]