DigiScan All-in-1 USB CAC Smart Card Reader (DOD Compatible) DS-C304 Reads CAC, SD, Micro SD, MMC ,SIM Cards Compatible with Mac OS X, Windows 7, 8,10 Vista, 2003-2008 (32/64 bit) Reads All Common Access Cards Including US Government, Army, Air Force, Navy, Marines, National Guard, Reserves etc. CAC Cards Small, Portable, easy to carry around. sleek and ergonomic built. Compliant with major smart cards and relevant industry standards