Enable adb -H adbSrvIp -P adbSrvPort
  All adb command will be inserted above arguments.
  By default,  Device() will use localhost as adbSrvIP and 5037 as adbSrvPort.
  If you want to use remote android device, you can use
  Device(serial=THE_REMOTE_DEVICE_SERIAL,  adbHost=THE_REMOTE_ADB_IP,  adbPort=THE_REMOTE_ADB_PORT)

  You need execute following command first time on the remote adb server which connect to android device:
    adb -P 5037 -a fork-server server &