.robrowser

{
  "remote": {
    "host": "hub.browserstack.com",
    "port": 80,
    "user": "YOUR_USERNAME_HERE",
    "pwd": "YOUR_ACCESS_KEY_HERE"
  },
  "screenshot": {
    "folder": "./screenshots"
  },
  "browsers": [
    {
      "os": "windows",
      "os_version": "7",
      "browserName": "chrome",
      "browser_version": "55",
      "resolution": "1920x1080",
      "url": "http://google.com",
      "test": "./examples/index.des.js"
    },
    {
      "browserName": "android",
      "device": "Google Nexus 9",
      "realMobile": true,
      "os_version": "5.1",
      "deviceOrientation": "portrait",
      "url": "http://google.com",
      "test": "./examples/index.mob.js"
    }
  ],
  "concurrency": 2
}