ROI, SMART H.264+/H.265+, flexible coding, applicable to various bandwidth and storage environments Rotation mode, WDR, 3D DNR, HLC, BLC, digital watermarking, applicable to various monitoring scenes Intelligent detection: Intrusion, tripwire (support the classification and accurate detection of vehicle and human) Abnormality detection: Motion detection, video tempering, scene changing, no SD card, SD card full, SD card error, network disconnection, IP conflict, illegal access, voltage detection, Manufacturer: IPC-HDBW2531E-S-S2