Buy.com has an Altec Lansing XT1 Laptop Speaker System for $52.99 with Free Shipping.
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- Portable laptop speaker system with deluxe carrying case n
- 2 full-range neodymium micro drivers per speaker with bass enhancement n
- Powered through USB connection–no adapter or batteries required n
- Built-in power and volume controls; auxiliary input jack n
- 1.5 watts total RMS power (0.75 watts x 2); speakers include removable stands