Connect your AirPods and AirPods Pro to your iPhone - Apple Support
Apple to offer free AirPods with iPhone 12, iPhone 12 mini
Amazon.com: Punkcase iPhone 12 Mini Airpods Case Holder (CenterPods Series) | Slim & Durable 2 in 1 Cover Designed for iPhone 12 Mini (5.4") | Protects Your Phone & Stores Your AirPods Gen. 1 & 2 [Blue] : Electronics