The Samsung W2018 is a luxury dual-display flip phone that features the world's first f/1.5 aperture phone camera. Expected to retail for more than US$2,000, it is powered by a Qualcomm Snapdragon 835 processor and features a Bixby button.
https://www.notebookcheck.net/Samsung-W2018-now-official-with-world-s-first-f-1-5-aperture-phone-camera.267768.0.html