Please read full description before purchase, No monthly payment required, This is a used doorbell Only hardwired to existing doorbell and NOT a battery operated! The Eufy Doorbell Camera with Chime offers advanced features for home surveillance, including 2-way talk and night vision capabilities. With a sleek black design and a maximum resolution of 1080p, this wireless camera is compatible with Amazon Alexa for smart home integration. The camera is powered by a 5V hardwired source and features IP/Network surveillance technology, along with 4GB of storage capacity for recorded footage. Perfect for both outdoor and indoor use, this doorbell camera from Eufy is a reliable and high-quality option for home security.