Amazon offers the Sony 300-Watt 2.1-Channel Sound Bar with Wireless Subwoofer, model no. HTCT260, for an in-cart price of $188 with free shipping. That's the lowest total price we could find by $10. It features 85 watts per channel into two channels, 130-watt powered subwoofer, HDMI input, and Dolby Digital Pro Logic II and dts Digital Surround sound.
Amazon offers the Pioneer Andrew Jones-Designed 2.1-Channel Soundbar System, model no. SP-SB23W, for $296.99 with free shipping. That's $28 under our October mention and the lowest total price we could find, outside of the mention below, by $24. It features a 6.5" 2.4GHz 50-watt wireless subwoofer, six 28-watt speakers, four 3" mid-woofers, two 1" dome tweeters, Bluetooth, and frequency response of 45Hz to 20kHz.
A close price: Newegg has it for $299.99 with free shipping.