Catalog > Consumer Electronics > Security & Alarms > Hikvision Surveillance Thermal + Optical Bi-spectrum Network Speed Dome Thermal Optical Bi-spectrum Network Speed Dome Camera HKV DS-2TD4166-25 (O-STD) Hikvision THERMAL/OPTICAL BULLET Camera, H.265/H.264+/H.264/MJPEG, DC12V & PoE (802.3af), Smart function/Thermal, 50fps(640×512), 25mm Lens, (humans):183m/(Vehicles):514m, 3D DNR, Advanced fire detection, Micro SD/SDHC/SDXC Card up to 64GB Slot, IP66 Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features Smart Function (Thermal Imaging) Leading image processing technology: Adaptive AGC, DDE, 3D DNR, NETD < 40mk (@25°C,F#=1.0) Powerful behavior analysis algorithm: Line crossing, Intrusion, Region Entrance & Exit Reliable temperature exception alarm function Advanced fire detection algorithm Thermal Imaging Module Function 640*512 resolution, high sensitivity sensor, support contrast adjustment Support shutter adjustment in various modes 3D DNR, 15 palettes of color adjustable, image detail enhancement 25mm lens Downloads Datasheet -HKV DS-2TD4166-25 (O-STD) PDF File 556.82 KB