With the Elatec TWN4-T4BT-FB2BEL2 desktop reader, users can easily read and write to nearly any 13.56MHz tags and labels. This reader supports all major transponder technologies and features a robust API for running complex applications directly on the reader. Product Features:Desktop reader2.0m USB cable includedOperating frequency: 13.56MHz Compatible with all HID cards Reads/writes encrypted data with options P and I