---
title: peripheral
framework: corebluetooth
role: symbol
role_heading: Instance Property
path: corebluetooth/cbservice/peripheral
---

# peripheral

The peripheral to which this service belongs.

## Declaration

```swift
weak var peripheral: CBPeripheral? { get }
```

## See Also

### Identifying a Service

- [isPrimary](corebluetooth/cbservice/isprimary.md)