Proximity based solution for the attendance system has a lot of advantages as listed below:
(i) CONVENIENT : Cards need not to be removed from wallet or purse to operate the reader.
(ii) FLEXIBLE : Locate readers wherever you want them, indoors, out or behind the wall.
(iii) LOW COST : Simple wiring, easy installation, no coax cable or tuning ever required.
(iv) RELIABLE : It does not requir battery in the card ; cards are powered by the reader.
(v) SECURE : It is secure enough to hold all the data of the employees.