Search Tool for POE system. Customer Support Center July 09, 2021 00:53 Updated Follow This search tool applies for ZR04RN, ZR04RM, ZR08RN, ZR08RM DVR system. Search Tool.rar 400 KB Download Related articles Table Content Article PoE Maneul d_instruction Search Tool for IP Camera. Search Tool for NVR system. ZR08RN and ZR08RM POE NVR_V1.2.1 Upgrade File_rootfs-3520dv300 (20181018) Comments 0 comments Please sign in to leave a comment.