For a limited time you can use the coupon "HKTS16PROMO" to take $180 off the Harman Kardon HKTS 16. The HKTS 16 lists for $600, so this is a great deal at $199

This is a compact, 5.1-channel, 120W home theater speaker system with 200W subwoofer with complete surround sound. It's an amazing deal, considering that Amazon is selling the same unit for $350. This is a high quality