---
title: kBluetoothVoiceSettingInputDataFormat1sComplement
framework: IOBluetooth
role: symbol
role_heading: Global Variable
path: iobluetooth/kbluetoothvoicesettinginputdataformat1scomplement
---

# kBluetoothVoiceSettingInputDataFormat1sComplement

## Declaration

```swift
var kBluetoothVoiceSettingInputDataFormat1sComplement: Int { get }
```

## See Also

### Constants

- [kBluetoothVoiceSettingInputDataFormat2sComplement](iobluetooth/kbluetoothvoicesettinginputdataformat2scomplement.md)
- [kBluetoothVoiceSettingInputDataFormatMask](iobluetooth/kbluetoothvoicesettinginputdataformatmask.md)
- [kBluetoothVoiceSettingInputDataFormatSignMagnitude](iobluetooth/kbluetoothvoicesettinginputdataformatsignmagnitude.md)
- [kBluetoothVoiceSettingInputDataFormatUnsigned](iobluetooth/kbluetoothvoicesettinginputdataformatunsigned.md)