As one of its daily deals, Best Buy via eBay offers the Logitech UE Roll 2 Wireless Bluetooth Speaker in Sugarplum, model no. 984-000661, or Reef, model no. 984-000664, for the in-cart price of $54.99 with free shipping. (Amazon charges the same in Sugarplum.) That's the lowest total price we could find by $15. This IPX7 waterproof speaker features a 2" driver, two 0.75" tweeters, and rechargeable battery with up to nine hours of use per charge. Deal ends today.