This is a brand new Ring Video Doorbell Pro with model number B08M125RNW, compatible with Amazon Alexa smart home systems. The wired doorbell comes in a sleek Satin Nickel finish and features Wi-Fi connectivity for convenient remote access. Its advanced technology allows for easy monitoring of your home's security, and with the Amazon Alexa compatibility, you can control your front door with voice commands. This doorbell is perfect for those who prioritize security and convenience.