# enum AdExchangeEnvironment (v202602)

**Service** **ProposalService** **Dependencies** [BuyerRfp](https://developers.google.com/ad-manager/api/reference/v202602/ProposalService.BuyerRfp) ▼ **AdExchangeEnvironment**

Identifies the format of inventory or "channel" in which ads serve.

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Namespace
:
    `https://www.google.com/apis/ads/publisher/v202602`

| Enumeration | Description |
|---|---|
| `DISPLAY` | Ads serve in a browser. |
| `VIDEO` | In-stream video ads serve in a video. |
| `GAMES` | In-stream video ads serve in a game. |
| `MOBILE` | Ads serve in a mobile app. |
| `MOBILE_OUTSTREAM_VIDEO` | Out-stream video ads serve in a mobile app. Examples include mobile app interstitials and mobile app rewarded ads. |
| `DISPLAY_OUTSTREAM_VIDEO` | Out-stream video ads serve in a browser. Examples include in-feed and in-banner video ads. |
| `UNKNOWN` | The value returned if the actual value is not exposed by the requested API version. |