2 in 1 SIM card + CAC Reader is a USB C device suited for all contact smart card operationsCOMPATIBILITYSupport all contact smart card (The chip is visible on the card)operations like online-banking or digital signature applications: ActivClient, AKO, OWA, DKO, JKO, NKO, BOL, GKO, Marinenet, AF Portal, Pure Edge Viewer, ApproveIt, DCO, DTS, LPS, Disa Enterprise Email.Application(1)Network Atm / Self-help/Inter-bank Transfer(2)Change Password(3)Balance Inquiry(4)Credit Card Bill Payment/Cash Card Payment(5)Tax/Electricity/Water Fee Payment(6)Telecom Bill Payment(7)Check The Pension Account With LaborSecurity Card(8)Medical record query(9)Digital Authentication And Security(10)CAC (Common Access Card), Government ID, National IDSPECIFICATIONMaterial: ABSInterface: USB 2.0 full speed, Plug and PlaySmart Card Interface Support: ISO-7816 Class A, B and C ( 5V, 3V, 1.8V ), T=0 and T=1Operating System Support: Windows (32/64bit) XP/Vista/7/8/10; Android SystemNOTE1.DOD and USG users note you will need a third-party CAC Enabler program.2.SIM Card can be compatible with Windows Only.3.No driver installation required for Windows 7 or later.4.If you need a disk drive, please download the driver on our website or contact us to get the driver zip file.5.Android devices need to support OTG.Please follow below steps(for Android smart phones user):1.Download “ATR Analyzer” on Android APP market;2.Open the APP “ATR Analyzer”;3.Plug smart card reader to your mobile phone and insert your cac card;4.Easily read what you need.Package List1*type C CAC reader for military1*SIM card slot adapter1*user manual24-month warranty and lifetime technical support