Door Chime, Wireless Door Window Contact Sensor Alarm, 500ft Range 32 Chimes 5 Volume Level LED Indicators, 1 Plug-in Receiver Door Sensor for Business/Home/Store (1 Receiver +1 Sensor)
- ...elody and volume level after a power outage, no need to reset to your previous settings..
- [500ft Wide Detection Range & 20 Expandable] The doorbell chime kit can reach out up to 500 feet wide enough range where it is open area. And it is expandable up to 20 ones, either the receiver can be paired up to 20 chime sensors, or 1 door sensors can be paired up to 20 receivers. You can install them in your dining room, bedroom, living room, garage, yard, or your store and office..
- [Easy to Install] The doorbell chime kits have been paired before leaving the factory. Just plug the receiver in an outlet, remove the sensor insulator, you can either use the double-sided adhesive tapes to stick or use the screws mount on to the door or window..