{
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        {
            "capabilities": {
                "audioIn": true,
                "audioOut": true,
                "videoIn": false,
                "videoOut": false,
                "screenSharing": false
            },
            "iframeCapabilities": {
                "isSupported": false
            }
        }
    ],
    "chrome":
    [
        {"version": "51" },
        {
            "capabilities": {
                "audioIn": true,
                "audioOut": true,
                "videoIn": true,
                "videoOut": true,
                "screenSharing": true
            }
        }
    ],
    "opera":
    [
        {"version": "22" },
        {
            "capabilities": {
                "audioIn": true,
                "audioOut": true,
                "videoIn": true,
                "videoOut": true,
                "screenSharing": false
            }
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        {
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                "audioIn": true,
                "audioOut": true,
                "videoIn": true,
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                "screenSharing": true
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        }
    ],
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        {
            "capabilities": {
                "audioIn": true,
                "audioOut": true,
                "videoIn": true,
                "videoOut": true,
                "screenSharing": false
            }
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        {
            "capabilities": {
                "audioIn": true,
                "audioOut": true,
                "videoIn": true,
                "videoOut": true,
                "screenSharing": true
            }
        }
    ],
    "electron": [
        {
            "capabilities": {
                "audioIn": true,
                "audioOut": true,
                "videoIn": true,
                "videoOut": true,
                "screenSharing": true
            }
        }
    ],
    "react-native": [
        {
            "capabilities": {
                "audioIn": true,
                "audioOut": true,
                "videoIn": true,
                "videoOut": true,
                "screenSharing": false
            }
        }
    ]
}