---
title: CBCharacteristicWriteType.withoutResponse
framework: corebluetooth
role: symbol
role_heading: Case
path: corebluetooth/cbcharacteristicwritetype/withoutresponse
---

# CBCharacteristicWriteType.withoutResponse

Write a characteristic value, without any response from the peripheral to indicate whether the write was successful.

## Declaration

```swift
case withoutResponse
```

## Discussion

Discussion You receive no notification if writing to a characteristic value fails with this write type.

## See Also

### Write Types

- [CBCharacteristicWriteType.withResponse](corebluetooth/cbcharacteristicwritetype/withresponse.md)