Wireless Self-Powered Doorbell with Three-Way Calling & Long-Distance Waterproof Design for Home Use

This innovative doorbell offers a seamless and convenient solution for home communication. Featuring a wireless, self-powered design, it eliminates the need for batteries or wiring, ensuring effortless installation and maintenance. The three-way calling function allows you to communicate with visitors from multiple locations in your home, enhancing security and accessibility. Its robust construction is waterproof and designed to withstand long-distance signals, making it reliable in various weather conditions. Perfect for modern homes seeking efficiency and advanced technology in entryway management. Power Supply Mode: AC Voltage: 110-220 Ring: 60 songs, 5 levels of volume adjustment Power Consumption: 1 Scope of Application: Straight-line unobstructed distance in open field 150 meters Manufacture country: China Instructions included: No