The Hukoomi Ismart Card Reader is a compact and convenient device for managing your smart cards. Whether you use them for identification, secure payments, or data transfer, this reader provides quick and easy access. It connects to your computer's USB port for simple use. PRODUCT SPECIFICATIONS: Interface: USB Supported Cards: ISO 7816-compliant cards Operating System: Windows XP/7/8/10, Mac OS X 10.6 and above Dimension: 3.35 x 1.18 x 0.39 in