{
  "api": {
    "RTCDTMFToneChangeEvent": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/RTCDTMFToneChangeEvent",
        "spec_url": "https://w3c.github.io/webrtc-pc/#dom-rtcdtmftonechangeevent",
        "tags": [
          "web-features:webrtc"
        ],
        "support": {
          "chrome": {
            "version_added": "27"
          },
          "chrome_android": "mirror",
          "edge": {
            "version_added": "12"
          },
          "firefox": {
            "version_added": "52"
          },
          "firefox_android": "mirror",
          "oculus": "mirror",
          "opera": "mirror",
          "opera_android": "mirror",
          "safari": {
            "version_added": "13.1"
          },
          "safari_ios": "mirror",
          "samsunginternet_android": "mirror",
          "webview_android": "mirror",
          "webview_ios": "mirror"
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "RTCDTMFToneChangeEvent": {
        "__compat": {
          "description": "`RTCDTMFToneChangeEvent()` constructor",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/RTCDTMFToneChangeEvent/RTCDTMFToneChangeEvent",
          "spec_url": "https://w3c.github.io/webrtc-pc/#dom-rtcdtmftonechangeevent-constructor",
          "tags": [
            "web-features:webrtc"
          ],
          "support": {
            "chrome": {
              "version_added": "27"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "13"
            },
            "firefox": {
              "version_added": "52"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "13.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "tone": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/RTCDTMFToneChangeEvent/tone",
          "spec_url": "https://w3c.github.io/webrtc-pc/#dom-rtcdtmftonechangeevent-tone",
          "tags": [
            "web-features:webrtc"
          ],
          "support": {
            "chrome": {
              "version_added": "27"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "52"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "13.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}