Reolink Fisheye Series W520 - 6MP Indoor Fisheye Wi-Fi Camera. 360° View. Multiple Display Modes. Person Detection. Type: IP security camera. Placement supported: Indoor. Connectivity technology: Wired & Wireless. Mounting type: Ceiling/wall. Product colour: Black. Grey. Lens viewing angle. horizontal: 180°. Lens viewing angle. vertical: 180°. Lens viewing angle. diagonal: 180°. Sensor type: CMOS. Optical sensor size: 25.4 / 2.5 mm (1 / 2.5"). Fixed focal length: 1.98 mm