The 4442 card chip:
1, the 4442 card is imported chips for SLE5542 card;
2, 4442 card encryption card 256 bytes, can read and write data, data protection and password operation;
3, electronic functions: 256*8 EEPROM; 32 protection bits;
4, security: three bytes of user password; password check correctly, all data read only can not be rewritten; check the password correctly can overwrite data, including rewriting code;
Wrong password data is 3 times, the password check error 1, then 1, when the counter value is 0, the card is locked automatically, data can only be read, no further changes are alsounable to modify
Password; while not zero, one time password check the correct, meter data automaticallyreturn to the initial value of 3;
5, the use of life: 4442 card read-write 100000 times; 10 years.
4442 card applications: medical insurance card, phone card, net card, electronic door card,water control card, game mall, supermarket shopping card, card stored value card and so on.
4442 card manufacturing process: double color printing, gold / silver convex code, code,code, laser printing, bronzing, hot silver / gold / silver, laser printing gold / silver, gold / silver bottom, UV oil,
Matte, matte, transparent, the signature strip, bar code, magnetic stripe, scratch.
Shenzhen city construction and smart card Co., Ltd. was founded in 2003, is a collection of scientific research, production, sales, engineering in one of the high-tech enterprises.Specializing in the production of various kinds of non-contact and contact type IC card, phone card, stored value card, CPU card, magnetic card, induction card, card, health card, IC card,card access control, parking card, campus card, membership card, bar code card, IC card,card and other types of PVC card, paper card, 3D card and so on
The company is specialized in the production of production of various kinds of PVC card, IC card, card, VIP card, telecommunications, (shopping mall), scratch cards, membership cards,smart card, a card, a variety of different thickness, different specifications, different shapes of PVC cards, nearly a hundred kinds, in order to win the broader market, the companycontinuously in the innovation, for different industries, different areas to make the PVC card and card of various systems, can also be customized according to customer requirements of product characteristics, make you more satisfied.
