You can now control the base unit of the Protect alarm system conveniently by using your smartphone. You can choose from the following functions: Alarm mode, Inactive mode, At Home mode, Silent mode, Room Monitoring mode and Speakerphone mode. (There must be a SIM card in the base unit. Consequential costs may ensue through voice calls.) Quick Guide: Before you can use the ProCom App voice call feature on the base unit of the alarm system, you must enter a phone number and PIN of the key lock in the base unit. - Tip on Settings (top left) - Enter the phone number of the SIM card which you have inserted in the base unit of the alarm system. - Enter the PIN number of the key lock of the alarm system’s base unit. - Tip on the tick (top right corner) to confirm your entries. A detailed operating manual for the app is available at: www.olympia-vertrieb.de under the “Security” caption.