Harman Audio offers the refurbished JBL Flip 2 Bluetooth Wireless Speaker in several colors (Black pictured) for $39.99 with free shipping. That's tied with our April mention and the best price we could find for a refurb today by $15. It features a 100Hz to 20kHz frequency response, microphone (for hands-free calling), and up to five hours of playback per battery charge. Deal ends August 13.

Note: A 1-year JBL warranty applies.