Arlo Video Doorbell 2nd Generation – Key Features: • HD video for capturing clear details • Motion detection & alerts • Video call capability • See at night with night vision • Get the full picture with a wide field of view • Built-in smart integrated siren • Battery powered or wired power options • Rechargeable battery or optional wired configuration • Compatible with existing doorbell/chime systems with appropriate voltage requirements Arlo Video Doorbell (2nd Generation) featuring HD video, motion detection and alerts, video calling, night vision, wide field of view, and an integrated smart siren. The doorbell can be used with a rechargeable battery or connected using a wired power configuration, providing flexible installation options.