Get $300 Discount On Definitive Loudspeaker At Bestbuy.com. This Definitive Technology floor-standing loudspeaker features Forward Focus Bipolar Array technology for room-filling sound. The 8" sub-woofer with a 150 W Class D amplifier delivers brilliant audio. It deliver amazing tonal balance, intelligibility and broad dispersion. It has 1" pure aluminum dome tweeters for extended highs that reveal nuance without edginess.