Dell Small Business offers the Dell Wireless Speaker System, model no. AC411, for $79.99. Coupon code "Q4WS0M732$WS1B" cuts it to $59.99. With free shipping, that's $20 off and the lowest total price we could find. This speaker system comes with two 6.5-Watt speakers and a 20-Watt subwoofer and features Bluetooth 3.0 connectivity. Deal ends January 5.