Totu via Amazon offers its Totu Wireless Bluetooth Noise Cancelling Sports Headphones in Green or Black for $19.99. Coupon code "EJBZKBAO" cuts the price to $7.98. With free shipping via Prime, that's tied with our mention from three weeks ago and the lowest price we could find by $4 for a similar pair. They feature a microphone, Bluetooth, and up to eight hours of playback. Deal ends March 28.