supply, installation, testing and commissioning of the servers, work stations, 64 channel nvrs & external storage systems etc for the ip based video surveillance system at the railway stations as per the following list. ( 1 ) pc workstation for viewing, monitoring and system management - 2 nos. ( 2 ) video management and recording server hardware for supporting upto 85 no of cameras - 2 nos. ( 3 ) ai enabled video analytic server hardware for supporting upto 32 no of cameras - 2 nos. ( 4 ) frs server hardware for supporting upto 10 no of 4k uhd cameras - 2 nos. ( 5 ) 64 channel network video recording server - 3 nos ( 6 ) external storage system for 30 days recording of 75 no of full hd and 10 no of 4k uhd cameras with all accessories - 1 no ( 7 ) external storage system for 30 days recording of 36 no of full hd and 5 no of 4k uhd cameras with all accessories - 1 no. minimum onsite warranty - 3 years from the date of commission. all the materials supplied should be conforming to rdso specification no. rdso / spn / tc / 65 / 2021, rev 6.0 or latest. for detailed technical specifications and performance requirements, tenderer may refer the technical specification given as annexure [ warranty period: 36 months after the date of delivery ]