The Nest Hello Doorbell might be a nice gift for your house this Christmas, it has some interesting features that will enhance your sense of safety and security. The sleek device will record and allow you to view whoever is at your doorbell, so you’ll never miss a visit or a parcel delivery because it will immediately send you a notification to your smartphone via the Nest app that goes along with it (for IOS and Android). You may even talk to the person on your doorstep through it. Should you choose a Nest aware subscription it will be able to tell if you know the person or not and live stream 24/7 to check things out. It has 1600×1200 HD resolution that includes HDR plus a very useful NightVision mode with a 160º vision angle and a 4:3 image.