Yugster offers the Logitech UE Roll Wireless Bluetooth Speaker in Volcano Black, model no. 984-000516, for $39.97. Coupon code "DNEWSUEROLL2" drops it to $37.97. With $5 for shipping, that's $6 under our mention from two weeks ago and the lowest total price we've seen. (It's a current low by $2.) Features include a 65-foot range, 2" driver, dual 0.75" tweeters, and rechargeable battery with up to nine hours of use per charge.
Note that this will come in bulk packaging.