Thermal camera: VOx UFPA 640×512 Pixels, Pixel Pitch 17 µm, NETD <=35 mK, 15 mm (42.5°×33.6°); Bi-Spectrum Image Fusion; Temperature Range -20~+550°C, Temperature Accuracy ±2°C; Target Coloration. Optical camera: 1/2.7" Progressive Scan CMOS, 4 MP, 2688×1520, 0.0089 Lux @(F1.6, AGC ON), 4 mm Lens (84°×44.8°), up to 40 m IR Distance, 120 dB WDR, 3D DNR; Dual-Stream, H.265+/H.265/H.264+/H.264/MJPEG, microSD/SDHC/SDXC Card Slot (up to 256 GB), 1/1 Audio I/O, 2/2 Alarm I/O, RS-485, IP67, IK10, 24 VAC / 12 VDC / 24 VDC / PoE (802.3af, Class 3); 4 VCA Rule Types: Line Crossing / Intrusion / Region Entrance / Region Exit, Dynamic Fire Detection Algorithm