Stable 2.4GHz Wi-Fi Connection 2K Super Clear Video Enjoy a seamless 2.4GHz Wi-Fi connection for uninterrupted monitoring. Capture every detail in 2K super clear resolution (2304 x 1296) with upgraded 3 million pixels, ensuring clarity from every angle. Smart AI Motion Detection YI cloud service is equipped with the latest Smart AI technology, capable of accurately distinguishing between Person, Vehicle, and Animal to significantly reduce false alarms and it also supports multi-live view (subscription required). Additionally, free push notifications and motion detection are included to enhance the user experience. Enhanced Night Vision Equipped with 940-nm infrared lights, a high-sensitivity image sensor, and an F1.4 large aperture lens, this camera captures clear, detailed images even in low-light conditions. CLOUD STORAGE: YI Cloud offers loop recording with no storage limit, keeping your footage secure even if your camera is stolen or damaged. SD card?sold separately? storage supports only Continuous Video Recording (CVR), lacks Smart AI Detection, and has no cloud backup protection. Works with Alexa Google Assistant Use voice commands to control the camera, watch live feeds on Echo Show, Google Chromecast, or any compatible smart display.