Buy Home Security System

We are looking for procurement of security alarms in large quanity. I'll give you the complete requirement that we have -multi story building -each floor has 4 to 6 appartment units -each unit has a security system in place with wireless burglar alarms (magnetic and motion sensors). These units are spread in the range of 1000mts to 3000 mts -All these units are connected with a Central monitoring station at the gate of the building (this may be wired or wireless) -In case of intrusion the alarm rings at the individual unit as well as at the Central station of the building -Apart from these you can have the function to auomatically dial 1 or 2 emergency numbers in case of intrusion etc etc... A typical floor plan will include 3- 4 room appartment units, each floor will have four appartments. Approx 10 floors with each floor having 4 units so total of 40 units in one building. We intend to have atleast 4-5 buildings spread in an area of 2 KMS to start with. So the system should be such that all the buildings and individual units in the buildings can be monitored through a Central station. Range around 2000 mts each unit is of 150 -200 mts in a single building. Now please tell me as to -how your product can serve all of these purposes -how much will it cost. -what are the technical limitations like programming reuse etc -what are the gurantees and warranties associated with it -what all technical know how you can provide -documentations like product manuals/design/circuitary used/cost of upgradation/acceptable life span/repair/diagnostics etc would be needed in advance If you have some product meeting all these requirements pls send me the details