Yugster offers the refurbished Logitech Ultimate Ears Boom Portable Wireless Bluetooth Speaker in Black or Blue for $69.97. Coupon code "DNEWSUEBOOM" cuts it to $64.97. With $5 for shipping, that's $30 under our mention of a new one from January and the lowest price we could find for a refurb by $10. This wireless speaker features a 3.5mm auxiliary input, NFC, and up to 15 hours of music per charge.
Note: A 90-day Logitech warranty applies.