You can use another iOS 10 device, a Mac, or, heaven forbid, non-Apple devices too.
Apple AirPods Pro review: new in-ear design and active noise cancellation - The Verge
Apple AirPods 1. Gen Review
Apple's iPhone AirPods Available for Preorder
Apple's AirPods are a no-brainer -- if you have the latest iPhone
Just Wireless Bluetooth Wireless Headset Handsfree One-Ear Headphone Earbud - Compatible with Apple iPhone (XS, XS Max, XR, X, 8, 8 Plus), Android Cell Phones (Samsung Galaxy) and more : Cell
Best Wireless Headphones and Earbuds for iPhone 12 - CNET
AirPods Not Connecting? Try These 8 Easy Fixes
Apple AirPods are truly wireless earbuds - The Verge
Set up AirPods with your Mac and other Bluetooth devices - Apple Support
Apple AirPods Max first look: lots to prove : r/apple