For a Tri-split air conditioner Airton, which has 3 indoor units, is it necessary to buy 3 wifi modules Airton? If you want to control each indoor unit via Wi-Fi, you will need to purchase one module per unit.
![AIrtonsansbarre (1).png]](https://26318745.hs-sites-eu1.com/hs-fs/hubfs/AIrtonsansbarre%20(1).png?height=17&name=AIrtonsansbarre%20(1).png){kind=small}