This document is the user manual for the Network Surveillance Camera NSC 3615 / NSC 3621, providing instructions on installation, connection, and usage of the product.
This manual covers everything needed to install and operate the Leadtek NSC3615 and NSC3621 network surveillance cameras. It includes package contents, hardware and software installation steps, web‑based administration, and detailed configuration of network, SIP, and codec settings.
The guide also explains advanced features such as motion detection, PTZ control, audio communication, and bandwidth management, helping users achieve reliable remote video monitoring over Ethernet or wireless LAN.