SanJie Door Sensor Chime When Door Opens Door Entry Chime for Business/Home/Office/Store 600 FT Range 55 Chimes 5 Adjustable Volume Door Ringer Alert 2 Sensors + 1 Receivers

【door chimes when door opens】This wireless door chime can be a good reminder for you if you have toddler who try to sneak out of their bed room or help alert you the elderly with dementia who is trying to get out of the house. The wireless door sensor chime has 1000feets far enough to cover every door in your house or store. And each door entry chime can be paired unlimited magnetic sensor you can also pair different ringtone to each sensor so that you can realize exactly which door is triggered.