The Elatec TWN4 Multitech 2 T4BT-FB2BEL6 desktop reader has been made to be made compatible with LF and HF card technologies. Being a RFID reader of high quality, it can read both both 125KHz and 13.56 MHz frequencies and by doing so, enables it to have complete control over the cards you read and how the output is configured, which enables the creation of a tailored and secure access control sytem.