GV-Hot Swap VMS System - 4U, 20-Bay GV-Hot Swap VMS System - 3U, 16 / 8-Bay GV-SNVR1600 GV-SNVR0400F GV-NVR System Lite V2 GV-Tower NVR System GV-MNVR2100 System GV-MNVR1000 System GV-Hot Swap NVR V5 - 4U, 20-Bay GV-Hot Swap NVR V5 - 3U, 16 / 8-Bay* GV-Hot Swap DVR V5 - 4U, 20-Bay GV-Hot Swap DVR V5 - 3U, 16 / 8-Bay GV-Tower DVR System GV-Hot Swap Recording Server System - 4U, 20-Bay GV-Hot Swap Recording Server System - 3U, 16 / 8-Bay GV-Hot Swap Backup Center System - 4U, 20-Bay GV-Hot Swap Backup Center System - 3U, 16 / 8-Bay