Newegg offers the Yamaha 5.1-Channel Speaker System in White, model no. NS-PA40, for $149.95 with free shipping. That's $30 under our mention from four weeks ago and the lowest total price we've seen. (It's also a current price low by $105.) It features two floorstanding two-way front speakers, two bookshelf surround speakers, a 2-way center speaker, 50-watt 6.5" subwoofer, and a total frequency response range of 30Hz to 30kHz.