General description Connect the video doorbell to your existing doorbell system and receive instant notifications in your home when someone rings the doorbell. The wireless doorbell chime plugs into any power outlet, allowing you to place it anywhere in your house. Technical specifications Voltage: 5V Supports 433 MHz RF transmissions 60 melodies available 5 volume levels Installation Plug the doorbell chime into any power outlet Ensure the installation location can receive WiFi signals with strong signal strength Usage Instant notifications when someone rings the doorbell Music with light indicates that someone has rung the bell