The Hikcentral-VSS-Camera from Hikvision is a 1 camera connection add-on (requires HikCentral-VSS Base, Maximum 3000 cameras per CMS).
HikCentral is a Central Management System (CMS) designed for managing distributed sites or large groupings of cameras recording on Hikvision NVRs, DVRs, and CVRs. HikCentral is pre-loaded on a Windows-based server (optional).