supply of 8 channel network video recorder (nvr) with m12-4 pole connector to be supplied along with the storage and necessary software and control as per icf specification no. icf/md/spec-269 issue status:02 rev:00 date 01.04.2021. nvr should have compatibility with cctv make dahua model no. dh-ipc-hdbw3231fp-m12 system installed in lhb ac coaches (one sample to be approved by interfacing with existing cctv system before bulk supply)8 channel network video recorder (nvr) with m12-4 pole connector to be supplied along with the storage and necessary software and control as per icf specification no. icf/md/spec-269 issue status:02 rev:00 date 01.04.2021. nvr should have compatibility with cctv make dahua model no. dh-ipc-hdbw3231fp-m12 system installed in lhb ac coaches (one sample to be approved by interfacing with existing cctv system before bulk supply),8 channel network video recorder (nvr) with m12-4 pole connector to be supplied along with the storage and necessary software and control as per icf specification no. icf/md/spec-269 issue status:02 rev: 00 date 01.04.2021. nvr should have compatibility with cctv make dahua model no. dh-ipc-hdbw3231f p-m12 system installed in lhb ac coaches (one sample to be approved by interfacing with existing cctv syst em before bulk supply) [ warranty period: 30 months after the date of delivery ]