Bestbuy.com drops the price of this Insignia Solutions NS-NBBAR USB Sound Bar from $29.99 to $9.99. With free shipping, that is the lowest price we could find for this speaker by $15. This sound bar attaches securely to laptops and netbooks via a spring clip to give you a stereo sound experience. Powered by your computer's USB port, the speaker has a 200Hz to 20kHz frequency response. 90% of the 30 Best Buy reviewers of this product would recommend it to a friend. Sales tax is charged in most states.