MassDrop offers the MEElectronics Air-Fi Matrix2 Bluetooth Headphones, model no. HP-AF62-CF-MEE, for $59.99 with free shipping. That's $5 under our January mention and the lowest total price we've seen. (It's the best deal now by $5.) Features include a built-in microphone, 22-hour battery life, and 20Hz to 20kHz frequency response. Deal ends June 11.
Note: The expected shipping date is June 27.