Logitech.com has the Logitech Z520 2.0-CH Speaker System for a good price.

Pricegrabber Price : $105.88 ~ $124.98 Shipped

1. Logitech Price : $129.99 Shipped
2. Use coupon code logi_z520_92311 to get $56 off ( Exp : 9/26/11 )
Final Price : $73.99 Shipped