【SIM CAC Smart Card Adapter】Rocketek smart card reader supports DOD military card, CAC card, SIM card, government ID card and national ID card. Supports bank, post office, and nationally issued smart card reader chip cards. For example online banking and digital signature applications: ActivClient, AKO, OWA, DKO, JKO, NKO, BOL, GKO, Marinenet, AF Portal, Pure Edge Viewer, ApproveIt, DCO, DTS, LPS, Disa Enterprise mail or Micro SD/TF /Micro SDXC/Micro SDHC etc. 【Universal Compatibility】The chip card reader works with almost all contact chip cards and PC operating systems, including Windows (32/64 bit) XP/Vista/7/8/10, Mac OS X. Usually this kind of smart card reader does not need a driver to work. While some computers may require drivers, please download them from our website. 【Multiple Card Types】SIM card reader supports 5V, 3V and 1.8V smart cards, ISO 7816 Class A, B and C. Memory Card - SD Card/Micro SD Card/SDHC/SDXC/MMC RS and 4.0/SIM Card.