,Nest Hello. Video formats supported: H.264. Product colour: Black International Protection (IP) code: IPX4 Proper use: Outdoor. Megapixel: 3 MP Maximum video resolution: 1600 x 1200 pixels Optical sensor size: 25.4 / 3 mm (1 / 3). LED type: IR. AC adapter input voltage: 16 - 24 V,Nest Labs Nest Hello - H.264 - Black - IPX4 - Outdoor - 3 MP - 1600 x 1200 pixels