The Aerlink Gateway Wi-Fi has an RS485 serial port. The module enables the simultaneous activation of the AP WIFI (Access Point) and the Wi-Fi station, enabling connection to the home or business LAN. The system is managed via the AerApp application, that enables the management of up to five systems with VMF-E5 and VMF-485EXP, each consisting of a maximum of 30 fan coil zones.