Resolution: 2560 x 1440, Lens: F1.6; 4MP Remarkable Clarity, Dimensions: 60 x 33 x 142mm, Weight: 287g, Input: 5V-2A, Operating Temperature: -20 - 50C, 150 Field of View, Full Duplex Two-way Audio.
Imilab 2.5K Wi-Fi Battery Video Doorbell