Staples offers the Altec Lansing VS2621 2.1-Channel Multimedia Speaker System for $19.99 with free shipping. That's $10 under our mention from this time last year and the lowest total price we could find by $24. Sales tax is added where applicable. It features two 7.5-watt 2" front-channel speakers, a 13-watt 4" subwoofer, and a frequency response of 45Hz to 18kHz.