Features: brand new and high quality Rocketek is a high-performance for smart card reader suitable for desktop and mobile applications. Rocketek CAC for smart card reader is an easy-to-install USB device, suitable for all contact for smart card operations such as online banking or digital signature applications, and can also be built-in SD / SDHC / SDXC / for MMC, MS (3 in 1), Micro-SD, M2, SIM universal memory card slot and 3-port usb2.0 hub. Card Support bank, post office, chip card issuance to all parts of the country. Can be used for CAC (Common Access Card), Government ID, National ID Card. for Smart card operations for all contacts in online banking or digital signature applications: ActivClient, AKO, OWA, DKO, JKO, NKO, BOL, GKO, Marinenet, for AF Portal, Pure Edge Viewer, ApproveIt, DCO, DTS, LPS, Disa Enterprise mailbox, etc. for a variety of computer operating systems and for smart card operations, used for digital authentication and security, network ATM transfer, payment, balance inquiry, tax, water bill, electricity payment, credit card bill payment, cash card payment. Specifications: Material: ABS Size:approx. 7.6x4.8x1.5cm/3x1.9x0.6in Interface: USB 2.0 Color: Black Card types: 5V, 3V and 1.8V for Smart Cards, ISO 7816 Class A, AB and C Certifications Standards:EMV2 2000 Level 1 ，CE，FCC，VCCI，CCID，Micro soft WHQL. Operating system: for Windows 7, 8, Vista, XP, 2000, 2003, 2008, ME Package Includes: 1PC x USB for Smart Card Reader note: DOD and USG users note that you will need a third-party CACEnabler program. SIM card may be for Windows only. for Mac os and Linux will not currently support.