You can use another iOS 10 device, a Mac, or, heaven forbid, non-Apple devices too.
No need to wait for Apple — will sell you an iPhone 7 case now - Vox
Apple AirPods (3rd generation) review - SoundGuys
The iPhone 7 has no headphone jack - The Verge
EarPods and AirPods and the power of 'good enough' - Vox
Best Bluetooth Wireless Headphones for the iPhone 7 at Any Price - Thrillist
Apple AirPods Plans: Hearing Test, Body Temperature, Cheaper Models, USB-C - Bloomberg
Change settings for AirPods Pro (all generations) - Apple Support
How to Skip Songs with AirPods on iPhone
Apple AirPods (3rd generation) review - SoundGuys
Can AirPods Pro connect to an iPhone 7? - Quora