Newegg offers a pair of Definitive Technology StudioMonitor 450 Bookshelf Speakers for $249.99 with free shipping. That's the lowest total price we could find for this discontinued model by $64. Features include a frequency response of 24Hz to 30kHz, 6.5" bass/mid driver, 1" dome tweeter, 10" bass radiator, and power handling of 20 to 225 watts.