With 1.7 times as many pixels as 1080p, 2K QHD offers sharper images and videos. The battery lasts 180 days. Your usage is extended by the low-power protocol of the rechargeable and detachable battery. Full-Color Night Vision: Use the starlight sensor to see color and high-fidelity details at night. Smart AI Detection and Notification: This technology recognizes people, animals, and vehicles and alerts users when necessary. Placement Without Wires: Since there are no cables, you can position the cameras practically anywhere, indoors or out, depending on what suits you best. Light and Sound Alarm: When motion is detected, this alarm activates both light and sound. Two-Way Audio: Facilitates communication by means of an integrated speaker and microphone. Flexible Storage Options: Use Tapo Care cloud storage or store recorded videos on the microSD card that comes with the hub (up to 256 GB).