EM8617 What is the maximum range of wireless sensors and remote controls? April 02, 2019 13:16 The maximum range is 80m in an open field. Related articles IMPORTANT: Change in support and operation of the EM8615 and EM8617 Alarm Systems IMPORTANT: Change in support and operation of the EM8615 and EM8617 Alarm Systems EM8617 Why isn't it possible to pair the external siren (EM8670/EM8675/EM8676)? EM6360 The webpage of the camera, Alarm settings, Alarm scheduling