Description:

Clamshell Card-CLAMSHELLC-001 is one type of Blank/White Card, its Consists of the chip, the sensor antenna,its Packaged in a standard ABS material card, No exposed parts of the card.the Clamshell Card  Reading and writing process,  between coupled resonant circuit with the reader via radio waves or contact contact To complete the read and write operations. the Clamshell Card is a non-powered,When the reader read and write to the card reader signals superimposed on the composition consists of two parts: one part is a power signal, the signal received by the card, rather than their own L / C resonance, producing an instant energy to supply chips work. The other part is a combination of data signals, the command chip to complete them odification of data, storage and return it to the reader, to complete a read or write operation. The data on the card can save more than 10 years long,its use to Shopping malls, hotels, clubs, cinemas, bars, beauty salons, video games, etc