EMERGENCY CALL BUTTON AND MULTIFUNCITIONAL SIREN: The SOS call button can be used as a simple indoor wireless caregiver call button system, but also as a remote call system that can span different cities, states, and even countries. The call button is portable with lanyard, It can be hung around the neck or placed in pocket; The receiver is powered by a data cable.<br>WIFI CAREGIVER PAGER SYSTEM: This smart caregiver pager can be connected to Tuya Smart App to realize remote push, When they need help, just press the call button, the receiver will sound an alarm, at the same time, the smartphone App will receive an alert.<br>MULTIFUNCITIONAL APP AND REMOTE CONTROL: You can achieve various functions on the Tuya app: disarm the alarm; Set the alarm duration; Set the alarm volume; timing; Delete or add alarm buttons. You can also arm or disarm via remote control.<br>KEEP YOU PEACE OF MIND: This is a call and help system designed for the elderly, patients, and those with limited mobility. The SOS Panic Button Alarm is a good present for anyone who has elderly or someone needs help, so they have a piece of mind knowing that when their parents are home alone they can still be safe, or easily notify you if they need help like if they fall or get hurt.<br>SHARE FUNCTION AND EXPANDABLE: You can add multiple devices and share them with multiple people through the TUYA app. When a parent presses the panic button, the smartphone of the person sharing will receive a warning alert at the same time, which prevents one person from not receiving the warning alert in time. This system is expandable, You can add more hosts and call buttons to meet your needs.