Smart Self-Powered Wireless Doorbell – Ultra-Long Range 3-to-3 Ding-Dong Caller for Homes & Elderly

This innovative wireless doorbell offers a smart, self-powered design that eliminates the need for batteries, ensuring hassle-free operation. With an ultra-long range capability, it effectively reaches distances far enough for even large homes, making it an ideal choice for both general household use and households with elderly residents. The intuitive 3-to-3 ding-dong calling system guarantees clear and reliable alerts throughout your home. Easy installation and maintenance-free functionality make this doorbell a convenient, efficient addition to any household. Power Supply Mode: AC Voltage: 110-220 Ring: 60 songs to choose from, 5 volume levels adjustable to light only Power Consumption: 1 Scope of Application: Straight-line unobstructed distance of the vacant land is 150 meters Manufacture country: China Instructions included: No