Monday, February 27, 2012

Keycard lock

A keycard lock is a lock operated by a keycard, a flat, ellipsoidal artificial agenda with identical ambit to that of a acclaim agenda or American driver's authorization which food a concrete or agenda signature which the aperture apparatus accepts afore disengaging the lock.

There are several accepted blazon of keycards in use including the automatic holecard, bar code, alluring stripe, Wiegand wire anchored cards, acute agenda (embedded with a read/write cyberbanking microchip), and RFID adjacency cards.

Keycards are frequently acclimated in hotels as an another to automatic keys.

The aboriginal bartering use of key cards was at automatic parking lots to accession and lower the aboideau area users paid a account fee.1

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