100% Wireless with long battery life. 1080p Full HD with Powerful Vertical View. Heat & Motion-Sensing. Night Vision. Smart Mobile Alerts. 2-Way Talk. Local Storage plus Cloud Backup100% Wire-Free or WiredLonger rechargeable battery life or connect to existing doorbell wiringTalk & Listen2-way audio to greet guests or warn intrudersTrue DetectHeat. motion & person sensing for reliable alertsPowerful Vertical ViewWide 180° viewing angle & 1:1 aspect ratio to see who's at the door & what's on the ground1080p HD QualityCrystal clear video. day or nightFree RecordingSave clips to cloud & locally to SD card (32GB included in pack)Music to Your EarsIncludes portable battery-powered indoor chime with 6 selectable melodiesSpeak to SeeGo hands-free with Hey Google or AlexaGet the Full PictureSee every detail with an ultra-wide 180° viewing angle that shows the activity other cameras miss. It has an aspect ratio of 1:1 for a powerful vertical view.Talk to VisitorsUse the microphone & speaker to