Here is another video doorbell that lets you talk to your visitors from your smartphone. The Netatmo Smart Video Doorbell has 1080p resolution, HDR, and infrared night vision. It is IP44 weather resistant. It has people detection to differentiate between people and your pets.
This smart video doorbell has customizable notifications. It lets you set 4 surveillance areas. The device replaces your wired doorbell and works with your existing wired chime.