World Wide Stereo offers the Able Planet Clear Harmony Behind the Head Headphones in Black, model no. PS200BHB, for $12.99. Coupon code "SUMMER" cuts them to $9.99. With free shipping, that's $8 under our mention from last month and the lowest total price we've seen. (It's also a current price low by $30.) They feature a 5-foot cord, in-line volume control, and frequency response of 20Hz to 20kHz. Deal ends June 27.