Mitsubishi Electric WiFi Adapter MAC-557IF (new vesrion MAC-587IF)Key Features
The Mitsubishi Electric Adapter MAC-587IF is a Wi-Fi interface for M series, Mr Slim, Lossnay and Ecodan Heating products. This interface allows an air conditioning, Lossany ventilation, Mitsubishi fan coil unit or  Mitsubishi Ecodan Heating system to be connected to our MELCloud Service using Internet. The equipment can then be monitored and controlled using a PC, a smart phone or a tablet.
John Corpart –
Its very handy app to use Mitsubishi aircon.
Thanks