... All cordless director Trigger Input. Send text = wireless Activated. HOW TO USE THE ALARM BASE? 1). Power on When you set the ... function key. When you push emergency call key, the system will make alarm. And the lamp on panel will lash red, the ... wand to add Wireless Infra Red Detector ,door sensor, or remote controller in the system, you can open the power of Wireless Wireless GSM Alarm System