... low power IC products, in which the memory chips write and read in several books, media ... for tag identification. Features: Frequency: 13.56 MHz Memory capability: ≥1024 bits( books ,CD , bookshelf panel ... low power IC products, in which the memory chips write and read in several books, media ... for tag identification. Features: Frequency: 13.56 MHz Memory capability: ≥1024 bits( books ,CD , bookshelf ...