AudioAccessoryKit

Participate in Apple's seamless audio ecosystem, automatic audio routing, and head/ear placement detection for third-party audio accessories. Targets Swift 6.3 / iOS 26+.

Prerequisite: Audio accessories must be paired and authorized via AccessorySetupKit before configuring with AudioAccessoryKit.

Contents

• Core Concepts & Prerequisites
• Registering Accessory Control Devices
• Device Capabilities & Configuration
• Monitoring Placement State
• Audio Routing Coordination
• Common Mistakes
• Review Checklist
• References

Core Concepts & Prerequisites