Waterproof Wireless Doorbell with Three Receivers and One Transmitter, Battery or DC Powered, No Plug-in Needed for Home Use.

Enhance your home's entryway with this versatile doorbell system featuring a wireless transmitter and three receivers. Perfect for any home setup, it operates on either battery or direct current power, ensuring reliable performance without the need for a plug-in connection. The waterproof design makes it suitable for outdoor use in various weather conditions. Easily install the components anywhere around your home for optimal sound coverage, and enjoy the convenience of a doorbell system that meets your needs without hassle. Power supply mode: DC Ring: 36 songs to choose from, 4 volume levels adjustable Scope of application: Straight line distance on open ground: 300 meters (factory test data) Manufacture country: China Instructions included: No