Power Supply: PoE 2nd Generation ToF Technology and AI Algorithm Customized Multiple Counting Lines / U-turn Filtering / Bi-directional Counting / Children /Adults Differentiation / Staff Detection / Dwell Time Detection / Regional People Counting / Multi-Device Stitching / Data Retransmission / Heat Map Equipped with Ethernet Port for Web GUI Configuration Acquire People Counting Data from Ethernet Port (HTTP / MQTT / CGI) Obtain Depth Map without Images Capturing, Free from Privacy Concerns