Elder personal alarm using the 433MHz frequency.
Easy and convenient to use,this personal/elder Alarm Kits have been designed with your family in mind.
It can be used both as wireless doorbells and SOS at home, hospital and nursing home by simply switch
between short press and long press the button on SOS unit.
Easy to Use: general call or SOS call with ease by short press and long press the SOS button.
Flexible and Expandable: one alarm can work with 16 SOS button with different melodies setting;
one SOS button can work with as much alarms as you want with different melodies setting.
Long Range: up to 100m in the open field.
|Frenquency|| 433.92 MHz±75KHz
Working Temperature: -30℃~70℃
|Visual alerts||LED indicator|
|Power for call button||CR2032 coin battery(included)|
|Working voltage for plugin receiver||90-250V AC|
|Wireless Transmit Power||0dbm|