Wired & Wireless Indoor & outdoor Wi-Fi Speakerphone Built-in speaker(s) Indoor unit power type: Battery Outdoor unit power type: Battery Black 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 s