Ugreat via Amazon again offers Prime members the Hopday U8 Bluetooth 4.1 Wireless In-Ear Sport Headphones for $22.99. Coupon code "RRRBT9N7" cuts it to $12.99. (Select "Regular Price" on the product page.) With free shipping, that's tied with our mention from two weeks ago and the lowest price we could find now by $12. Features include a built-in microphone, noise cancellation, and up to nine hours of talk time. Deal ends May 31.