tender for tender for supply, installation and commissioning of cctv and related items at various police stations across tamil nadu (2nd call) , price bid 3 years waranty , 4 mp bullet camera , network video recorder (nvr) , 16 port poe switch , vpn router , 1 kva online ups with 3 hours backup , 32 inch led monitor , indoor rack , cat 6 connecting cable (1 box = 305 mtrs) , enterprises hard disk - 10 tb , micro sd card-256 gb class 10 micro sd for each camera , 1tb usb external hard drive (compatible with quoted nvr) , wireless mouse , installation and commissioning charges , camc for items 1 to 12 (in %, inclusive of 18% gst)