---
title: PTChannelTransmitRequestSource
framework: pushtotalk
role: symbol
role_heading: Enumeration
path: pushtotalk/ptchanneltransmitrequestsource
---

# PTChannelTransmitRequestSource

Identifies the type that indicates the transmission request source.

## Declaration

```swift
enum PTChannelTransmitRequestSource
```

## Topics

### Transmission sources

- [PTChannelTransmitRequestSource.userRequest](pushtotalk/ptchanneltransmitrequestsource/userrequest.md)
- [PTChannelTransmitRequestSource.developerRequest](pushtotalk/ptchanneltransmitrequestsource/developerrequest.md)
- [PTChannelTransmitRequestSource.handsfreeButton](pushtotalk/ptchanneltransmitrequestsource/handsfreebutton.md)
- [PTChannelTransmitRequestSource.unknown](pushtotalk/ptchanneltransmitrequestsource/unknown.md)

### Initializers

- [init(rawValue:)](pushtotalk/ptchanneltransmitrequestsource/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Channel management

- [PTChannelManagerDelegate](pushtotalk/ptchannelmanagerdelegate.md)
- [PTTransmissionMode](pushtotalk/pttransmissionmode.md)
- [PTServiceStatus](pushtotalk/ptservicestatus.md)
- [PTChannelJoinReason](pushtotalk/ptchanneljoinreason.md)
- [PTChannelLeaveReason](pushtotalk/ptchannelleavereason.md)