The I-O DATA USB-NFC45 card reader is compatible with Windows and Mac and can easily read My Number cards and HPKI cards. - Brand: I-O DATA - Model: USB-NFC45 - Supported OS: Windows 10/8/7, Mac - Supported Cards: My Number Card, HPKI Card Thank you for viewing. I purchased this on November 26th, but it is not compatible with my computer, so I am selling it. It comes with a warranty. I tore the box when opening it. Please check the photos. Please understand that this item has been stored at home, and only those who can accept this condition should purchase it. Thank you!