Door Chime, Door Chimes When Door Opens, Door Sensor Door Open Alarm with 600 FT Range, 32 Chimes 5 Adjustable Volume, Door Ringer Alert for Business/Home/Kids When Entering (2Receivers+1Sensor)

Door Alarms When Opened – This doorbell chime reminds you when someone opens the door/window. Suitable for family who have children or elderly with dementia, will reminds you in time when they want to go out
Door Chime For Business When Entering – This door entry chime can be used as a doorbell for your store or office to remind you when someone walks into, you will never miss any customers/visitors
Easy To Install – The door sensors and door chime receiver are paired at the factory, upon receipt, simply plug the receiver into the socket and tape the door sensors to the door/window. (Note that the large part of the door sensor needs to be pasted on the fixed door/window frame, and the small one on the movable side, two parts not exist 0.8in)
32 Ringtones & 5 Volume Levels – The door sensor chime has 32 chimes with 5 adjustable volumes (include mute model). With RGB LED indicators and memory function, even after power failure, it will maintains the last set ringtone and volume
Long Range & Expandable – The window alarm sensors/door alerts has 600 ft far enough to cover every door in your house or store. Each door alarm receiver/door sensor can be paired with up to 32 door sensors/receivers, and the great thing is that each pairing can be matched with a different ringtone so you know exactly which door/window is open
If you have any questions, please do not hesitate to contact us through your order!