The S-Matic 2.0 app enables a comfortable and customized setting of the S-Matic 2.0 mattress. The app on your smart phone or tablet is simply connected to the mattress via Bluetooth. Once connected you can either choose from predefined settings or adjust the firmness level yourself whereafter this setting can be saved as your favorite. S-Matic 2.0 will support you with an optimal sleep experience.