The DS-2TD2136T Outdoor Thermal Network Bullet Camera with 10mm Lens & Heater from Hikvision uses a vanadium oxide uncooled focal plane array to capture 384 x 288 resolution video at 50 fps. The camera's 10mm fixed lens provides a 36 x 27° field of view. Smart features include line crossing, intrusion, region entrance/exit with human and vehicle filtering, temperature exception, and advanced fire detection. Two-way audio communication is possible thanks to an audio input and output. An onboard memory card slot accepts microSD/SDHC/SDXC cards up to 64GB (available separately). Integrated PoE technology simplifies connectivity by enabling the transfer of power and data through a single cable.