Atgoin BT565M Noise Cancelling Sweatproof Bluetooth Headphones $10 at Amazon
Amazon has the Atgoin BT565M Noise Cancelling Sweatproof Bluetooth Headphones for $19 - $9 off with coupon code
2OY5QVUD at final checkout =
$10 with free shipping on $25+ or with Prime. Uses Bluetooth 4.1, has CVC noise isolation to reduce background noise, and a IPX5 water resistant design.
Original Source of Info