I logged into Amazon Prime and saw the Logitech Z906 on sale for 206 plus tax (brings up to 223 for me)...not sure if this is eligible for the 20% Prime Day cash back from Amazon, but even at this price, it is a pretty sweet deal...
Shipping & handling: $0.00
Prime Savings: -$98.84
Total before tax: $206.15
Estimated tax to be collected: $17.01
Order total: $223.16