eBay has the Harman Kardon Onyx Studio 2 Wireless Portable Bluetooth Speaker (Black or White) for $70 with free shipping. Features wireless Bluetooth 3.0 A2DP v1.3 AVRCP v1.5, rechargeable battery, two 3" woofers, two 0.75" tweeters and 2 passive radiators, 15W x 4 biamplification.
Has good Amazon Reviews.
Amazon has the KEF LS50 Mini Monitor Bookshelf Speakers (Racing Red) for $999 with free shipping. Features a 79Hz to 28kHz frequency response.
Has excellent Amazon Reviews.
eBay has the Rockville 5.1 Bluetooth Home Theater System (HTS56) for $150 with free shipping. Features a subwoofer with built-in receiver, a remote control, and five speakers.