Latest articles on Symmetry M2150 controller 
Group 4 Technology releases Symmetry M2150 controllers and readers for building security systems(10/04/2009)
Group 4 Technology has announced the release of the Symmetry™ M2150 range of fully flexible intelligent controllers and readers for building security systems. The in-built versatility enables all commercial buildings to be protected, from small offices through to large multi-national organisations and high security government facilities. A single Symmetry M2150 controller can be combined in more than 50 configurations to provide access control for up to 16 doors in one location and up to 72 i... [more]
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