The Nest Hub is a smart display developed by Google that combines a touchscreen interface with voice-activated features. It allows users to control smart home devices, view photos, check the weather, and access various apps, all through simple voice commands or by tapping the screen. Equipped with Google Assistant, the Nest Hub can answer questions, set reminders, and play music or videos. Its compact design makes it suitable for any room, and it can also serve as a digital photo frame when not in use, displaying images from Google Photos.