Dual Sensor. Bullet Channel: 1/1.8’’ progressive Scan CMOS, Color: 0.0005 Lux @(F1.0, AGC ON), 24/7 colorful Imaging, up to 30 m white Light, 0 Lux with Light, 4 mm / F1.0 Lens (90°). PTZ Channel: 1/1.8’’ progressive Scan CMOS, Color: 0.0005 Lux @(F1.5, AGC ON), ICR, up to 200 m IR, 0 Lux with IR, 7.1-227.2 mm (60.2°~2.3°), 32× optical Zoom; Privacy Mask, simultaneous Multi-Target-Type-Detection and Capture of Human Body, Face and Vehicle. 25 fps (2560×1440, 1920×1080, 1280×960, 1280×720), Pan Manual Speed: 0.1°~160°/s, Pan Preset Speed: 240°/s, Tilt Manual Speed: 0.1°~120°/s, Tilt Preset Speed: 200°/s, H.265+/H.265/H.264+/H.264/MJPEG, Triple Stream, microSD/SDHC/SDXC Card Slot (up to 256 GB), 3D DNR, 120 dB WDR, HLC, ROI, Optical Defog, Gyroscope EIS, 1/1 Audio IO, 7/2 Alarm IO, RS-485, built-in Speaker, IP67, 12 VDC / 5 A, -40°C ~ 70°C; Wiper, Demist. Supports 4G LTE Networks, supports Micro SIM Card. Built-in Gauge Reading Algorithm to automatically get the Readings of Standard Water Level Gauges. Detects Water Level Range from 0 to 40 m, within 80 m Distance, with minimum Scale of 1 cm and Detection Accuracy of ±2 cm.