The Ring’s next-generation doorbell upgraded with additional security features for any home including improved motion detection and enhanced wi-fi, whether home or away, you’ll always know who’s knocking and more See, hear and speak to visitors from anywhere with Video Doorbell 3, always know what’s happening, day or night Customize your motion settings to focus on key areas and enjoy a more reliable connection with enhanced wi-fi, with Video Doorbell 3, you’ll be closer to home than ever before Get real-time notifications when visitors press your doorbell or trigger the built-in motion sensors Live on a busy street? With the adjustable motion zones, including the added near motion zone, you’ll only receive alerts you care about most Connect to all your Ring devices to see what’s happening from a single dashboard and control everything with one simple app Runs on a Rechargeable, Quick-Release Battery Pack (included) Can be hardwired to an existing doorbell system or transformer for continuous charging (8-24 VAC, 40VA max, 50/60Hz) No halogen or garden-lighting transformers and no DC transformer/power supply Features 1080 HD Video, Live View, Night Vision, Advanced Motion Detection with Adjustable Motion Zones and 2-way audio with noise cancellation