> ## Documentation Index
> Fetch the complete documentation index at: https://docs.dfine.app/llms.txt
> Use this file to discover all available pages before exploring further.

# OBS settings (RTMPS)

> Enter your ingest URL and stream key in OBS and go live over RTMPS.

This guide shows how to enter your ingest URL and stream key in OBS and stream over RTMPS. Install the [OBS profile](/en/profile-installation) first.

<Steps>
  <Step title="Open OBS settings">
    Open the **Settings** menu in OBS.

    <Frame>
      <img src="https://mintcdn.com/dfineiogmbh/G5xSKB6elOdxLHD5/images/guides/4gy4t-9435-1.png?fit=max&auto=format&n=G5xSKB6elOdxLHD5&q=85&s=67570ea2680cb477947f7771ce84885b" alt="Opening Settings in OBS" width="3444" height="2156" data-path="images/guides/4gy4t-9435-1.png" />
    </Frame>
  </Step>

  <Step title="Enter server and stream key">
    Open the **Stream** pane, then enter your ingest URL in the **Server** field and your stream key in the **Stream Key** field.

    <Frame>
      <img src="https://mintcdn.com/dfineiogmbh/G5xSKB6elOdxLHD5/images/guides/4gy4t-9435-2.png?fit=max&auto=format&n=G5xSKB6elOdxLHD5&q=85&s=06516c9b65ab06fb54c81325d15805e3" alt="OBS Stream settings with server and stream key" width="1962" height="1516" data-path="images/guides/4gy4t-9435-2.png" />
    </Frame>

    <Note>
      Can't find them? See [Find your ingest URL](/en/where-do-i-find-the-ingest-server-url) and [Find your stream key](/en/where-do-i-find-the-stream-key).
    </Note>
  </Step>

  <Step title="Set the bitrate">
    In **Settings → Output**, stream with at least **3,500 kbps** for good quality (subject to your plan). If available, use **FFmpeg AAC** as the audio encoder instead of CoreAudio AAC.

    <Frame>
      <img src="https://mintcdn.com/dfineiogmbh/G5xSKB6elOdxLHD5/images/guides/4gy4t-9435-3.png?fit=max&auto=format&n=G5xSKB6elOdxLHD5&q=85&s=0304c46cbc5fb5e9e86ba394377465eb" alt="OBS Output settings" width="1980" height="1714" data-path="images/guides/4gy4t-9435-3.png" />
    </Frame>
  </Step>

  <Step title="Set the audio sample rate">
    In the **Audio** pane, use a **48 kHz** sample rate.

    <Frame>
      <img src="https://mintcdn.com/dfineiogmbh/G5xSKB6elOdxLHD5/images/guides/4gy4t-9435-4.png?fit=max&auto=format&n=G5xSKB6elOdxLHD5&q=85&s=81ffd65ddf25bd2b749f59ea8de8b248" alt="OBS Audio settings" width="1980" height="1714" data-path="images/guides/4gy4t-9435-4.png" />
    </Frame>
  </Step>

  <Step title="Choose a color format">
    In the **Advanced** pane, pick a color format. We use the H.264 codec, so the stream is 8 bit, supported up to 4:4:4 (I444, 3 planes).

    <Frame>
      <img src="https://mintcdn.com/dfineiogmbh/G5xSKB6elOdxLHD5/images/guides/4gy4t-9435-5.png?fit=max&auto=format&n=G5xSKB6elOdxLHD5&q=85&s=8ffc8e479cf29531a4b2b0b1a515f4c7" alt="OBS Advanced color format settings" width="1980" height="1718" data-path="images/guides/4gy4t-9435-5.png" />
    </Frame>
  </Step>

  <Step title="Go live">
    Click **OK**, then **Start Streaming**.

    <Frame>
      <img src="https://mintcdn.com/dfineiogmbh/G5xSKB6elOdxLHD5/images/guides/4gy4t-9435-6.png?fit=max&auto=format&n=G5xSKB6elOdxLHD5&q=85&s=933c46d6083412d169cc4c291f119c4a" alt="Start streaming in OBS" width="3456" height="2158" data-path="images/guides/4gy4t-9435-6.png" />
    </Frame>
  </Step>
</Steps>

<Tip>For the best quality, match your OBS video settings to your source's resolution and frame rate. See [Quality of stream](/en/quality-of-stream).</Tip>