Supplying ID access cards, contactless 4442, the hotel to take power card, EM4305 card

Contact: Dengqiu Fang Tel: 18002255903 QQ: 2575855985 Smart Card (Smart Card): microchip embedded plastic card (usually the size of a credit card) is known. Some smart cards contain an RFID chip, so that they do not require any physical contact with the reader will be able to identify the cardholder. Smart cards are equipped with CPU and RAM, so can handle large amounts of data on their own and will not interfere with the work of the host CPU. Smart cards can also filter erroneous data, in order to reduce the burden on the host CPU. Adapted to the number of ports large demand for faster communication speed applications. IC card includes a central processor CPU, programmable read-only memory EEPROM, random access memory RAM and curing the card operating system in a read only memory ROM, COS (Chip Operating System). Card data into external and internal processing section reads.