5 Level Adjustable Volume/300m Long Wireless Distance

When there are elderly people with dementia or hearing impairment at home, the door sensor will sound an alarm to remind you

If a thief or bad guy tries to sneak into your home, the door sensor will make the loudest noise to scare the bad guy away

When your child tries to open the door and window and wants to go out, you can find out in time

Immediately alerts you when pets in the house slip away

How to clear the all setting of receiver?
Long press the bottom button until the screen lights up and make sounds.

How to change ringtone?
Short press the previous/next button to choose your favorite music.

Long press the Volume button for 5s, until light flashes and make a “Ding”sound.

Make door magnet separate quickly, and the receiver will sends a pairing signal, "Ding". The setting is successful.

Make door magnet separate again,confirm whether the ringtone is your set.If YES,the pairing is successful.

How to pair one-on-one
Power up this receiver (the other receiver is unplugged).

Clear the setting of the receiver.(long press the bottom button)

Long press the Volume button, until the receiver make "Ding" and the digital lights up
