This wireless video doorbell from Arlo is the perfect addition to any smart home. With motion detection and alerts, a built-in smart siren, and 2-way audio, you can quickly respond to anyone at your doorstep. The Arlo 2nd Generation HD Wireless Video Doorbell also features live HD video and night vision, ensuring that you never miss a moment. The doorbell comes with a USB charger cable, flat mounting plate, security latch release pin, screw kit, wire extension kit, and angled mounting plate. It is suitable for home use and compatible with IFTTT, Amazon Alexa, Samsung SmartThings, and Google Home. The Arlo 2nd Generation 2K Wireless Video Doorbell is available in white and comes with a battery or wired power source.