Tender For supply, installation & testing of set of spares of crew voice & video recording system (cvvrs) for wag-7 electic locomotives consisting of (1) 8 ch nvr model - ds-m7508hni / m12, make - hik vision or similar hsn - 85219090, qty= 02 nos.(2) indoor camera model - ds-2cd6510d-1m, make - hikvisi on or similar, qty= 02 nos.(3) outdoor camera model - ds-2xm6522wd-1m, make - hikvision or similar, qt y= 02 nos.(4) lan cable cat 6 copper armoured cat 6a with m12 connector,make - hikvision or similar q ty=02 rolls. (1 roll consisting of 90 mtr.) (5) 2tb surveillence hard disk drive,make - toshiba/seagate/wes tern digital, qty=03 nos.(6) smps type power supply (dc_dc converter), make - hikvision or similar qty= 02 nos.(7) m12 connector (one set consisting 04 nos. connectors).make: brc/mx/gilartz/bke.qty= 04 set. [ warranty period: 30 months after the date of delivery ]