---
title: DDDevice.Protocol.dial
framework: DeviceDiscoveryExtension
role: symbol
role_heading: Case
path: devicediscoveryextension/dddevice/protocol-swift.enum/dial
---

# DDDevice.Protocol.dial

A protocol for client devices that stream media to a TV or set-top box.

## Declaration

```swift
case dial
```

## See Also

### Indicating a device protocol

- [DDDevice.Protocol.invalid](devicediscoveryextension/dddevice/protocol-swift.enum/invalid.md)