---
title: sessionID
framework: Accessory Transport Extension
role: symbol
role_heading: Instance Property
platforms: [iOS 27.0+, iPadOS 27.0+, Mac Catalyst 27.0+]
path: accessorytransportextension/accessoryfeaturesession/sessionid
---

# sessionID

The session identifier for this capability session.

## Declaration

```swift
var sessionID: UUID { get }
```