|The 39U-U1 NFC Smart Card RFID Reader introduces new and modern technology to the world of smart card readers. This small smart card reader combines powerful technology and modern design to meet the strict requirements of smart card-based applications. It also has a USB Full Speed interface and read/write speed of up to 600 Kbps for smart cards. The 39U-U1 is the ideal peripheral for your smart card application, thanks to its sleek, stylish design and powerful core. It complies with PC/SD and CCID specifications and works with a variety of operating systems including Windows, Linux, and Mac.