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 Aomais GO 30W Bluetooth Speaker (Black, Blue or Orange) for $70 - $37 off with coupon F5SD3299 at final checkout = $33 with free shipping. Comes with AOMAIS Go Bluetooth 4.2 speaker. Has good Amazon Reviews.