Tanga offers the Hercules XPS 101 2.1-Channel Multimedia Speaker System, model no. 4769199, for $44.99 with free shipping. That's the lowest total price we could find by $49. This system includes two 20.5-watt satellite speakers, a 60-watt subwoofer, and LED backlight remote control. The subwoofer features three 6" drivers (one active and two passive).