BigDeals (99.1% Positive feedback) via eBay offers the manufacturer refurbished Logitech UE Ultimate Ears MINI BOOM Universal Bluetooth Speaker for $36.99 shipped. That’s $63 off the original list price, $27 less than Amazon for a new one and the lowest we can find in refurbished condition. You can save even more by buying pre-owned at GoldstarTech (99.6% Positive feedback) via eBay for only $29.99 shipped.
You may want to double-up and connect two UE Booms together with the mobile app to create true stereo sound. Rated 4.3/5 stars from over 1,000 Amazon shoppers and regarded highly in our own speaker review.