Cyfral "DC-2000A"

Cyfral DC-2000A Touch Memory key is a geometric and functional counterpart of well-known Dallas iButton DS1990A keys.
Touch Memory is a nonvolatile memory placed in a metal ‘can’. Touch Memory’s can that resembles a metal disk battery fits easily in a plastic holder body.
A unique binary code combination is located in the key chip, which is written into the crystal with a laser system at the time of its production and can not be changed during its service life.
ROM voltage is supplied from a reader that allows to always read its memory, without using built-in lithium battery.
Cyfral DC-2000A key runs on its own unique patent protocol, which allows to create 65,000 individual digital codes, that is sufficient for being used in doorphone systems.
Unique controller Cyfral TC-01 that is used in Cyfral equipment is required for operating of Cyfral DC-2000A key.

DEAR CUSTOMERS!

W are inform you that beginning with
July 01,2008 the Cyfral DC-2000A key ears special marking to indicate the production date.
Marking facilitates the tracking of the warranty period, which is 12 months from the date of sale, but not exceeding 18 months from the date of issue.
Marking is applied to the base of the key device by stamping and reads as follows:

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