Groupon offers the MEElectronics Air-Fi AF32 Runaway Stereo Bluetooth Wireless Headphones in six colors (White/Gray pictured), model no. HP-AF32, for $39.99 with free shipping. That's $8 under our mention from last July and the lowest total price we've seen for these headphones. (They're a current low by $15.) These foldable, padded, and adjustable headphones feature a built-in microphone, 40mm driver, 3.5mm jack for wired use, digital volume control, and travel bag.