purchase of equipment / gadgets for use in cyber cell , crime branch of ps old kotwali , darya ganj , delhi police . , supply , installation , commissioning and maitenance of equipments & gadgets for use in cyber cell , crime branch as per specifications mentioned in chapter-4 with three years guarantee / warranty and thereafter three years comprehensive annual maintenance charges . , data acquisition device , data acquisition and analysis software and triage , mobile phone imaging and data extraction software , high end forensic server , paraben bundled software , integrated data access device , forensic analysis software for digital media , high end forensic server with raid , software for extraction of data form iphone and cache which will be required to analyze social networking sites data , total