https://motherboard.vice.com/en_us/article/59apga/apple-no-longer-sells-any-iphones-with-a-headphone-jack

Apple’s endless battle with standardized technology used by everyone else in the world has entered a new phase: The company no longer sells any phones with a 3.5 mm headphone jack, and the new iPhones will come without headphone dongles.

Shortly after announcing the iPhone XS, iPhone XR, and iPhone XS Max, Apple removed the iPhone SE and the iPhone 6S from its online store—the last two phones it sold that had headphone jacks.