Eufy Security eufyCam 3 4K UHD Wireless Security Camera Kit with 2x Eufy Security eufyCam 3C 4K Add On Cameras and 1TB SSD Birthday Audio Specials 2 DG II Art Lens 2 DG II Art Lens (L Mount) is designed to be used with camera bodies featuring the full frame L Mount lens mount The camera strap features genuine leather ends Virtual barriers can be set to only monitor desired areas The Eufy Security eufyCam 3C 4K Add On Wireless Security Camera (White) features BionicMind that automatically identifies your family members using self learning algorithms after every facial and body shape scan to improve recognition accuracy to more than 99