efans via Amazon offer the Titita Bluetooth Headphones for Samsung Galaxy S9 in White for $23.99. Coupon code "R95APHXM" cuts the price to $15.83. With free shipping for Prime members, that's the lowest price we could find by $8. They feature Bluetooth 4.1 and an HD microphone; they're waterproof and noise-cancelling. Deal ends April 30.