A mobile device constant.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v25/resources/mobile_device_constant.proto)

| Fields ||
|---|---|
| ## `id` | `int64` Output only. The ID of the mobile device constant. |
| ## `manufacturer_name` | `string` Output only. The manufacturer of the mobile device. |
| ## `name` | `string` Output only. The name of the mobile device. |
| ## `operating_system_name` | `string` Output only. The operating system of the mobile device. |
| ## `resource_name` | `string` Output only. The resource name of the mobile device constant. Mobile device constant resource names have the form: `mobileDeviceConstants/{criterion_id}` |
| ## `type` | `https://developers.google.com/google-ads/api/reference/rpc/v25/MobileDeviceTypeEnum.MobileDeviceType` Output only. The type of mobile device. |