Reolink 2K 4MP Battery Doorbell Smart Detection & Chime Included 2.4/5GHz Wi-Fi Night Vision 2-Way Talk

1:1 Aspect Ratio + 4MP HD Experience 2K HD with a unique 1:1 aspect ratio, delivering a 150°x150°x180° head-to-toe view for exceptional front door visibility. Smart Detection + Instant Alerts When people, vehicles, or packages are detected, you will be notified by the real-time notification. Fear no more porch pirates, your packages are always under monitoring. Rechargeable Battery + Hardwire Flexible power options. Use the rechargeable battery or hardwire to existing wiring. The hardwire option supports mechanical chimes. (Power source: 8~24V, 5VA-40VA). 2.4/5GHz Wi-Fi for Reliable Connection Enjoy the reliability of 2.4/5GHz dual-band Wi-Fi for uninterrupted surveillance and smooth live viewing anytime, anywhere. Chime Included Plug it into the outlet at any room and be confidently alerted.