Can be used to read My Number cards and some IC chip-embedded cash cards. I'm selling it because I've only used it a few times after purchase and won't be using it in the future. (Quoted from the sales site below) Brand: INMAN Operating System: mac_os, windows_me, Windows_xp, linux, Windows_10, windows_vista Hardware Interface: USB Card Compatibility: Supports chip cards issued by banks, post offices, and nationwide. Can be used for My Number cards (Individual Number cards), e-Tax (electronic tax filing), Basic Resident Registration cards, tax accountant cards, CAC (Common Access Card), government IDs, and national IDs. Supports 5V/3V/1.8V smart cards. All contact smart card operations such as 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, etc. Supports various smart card operations such as digital authentication and security, network ATM transfers, payments, balance inquiries, tax payments, utility bill payments, credit card bill payments, cash card payments, etc.