AGPtek USB Contactless Proximity Sensor Smart IC Card Reader RFID Reader Copier 125khz Support TK4100 EM4100 EM4001 Key chain Or Card, IC Card Type &ndash;14443A (IC Card) Output interface: standard USB1.1 type without drive Read card types: IC  14443A Working frequency: 13.56 MHZ Card read distance: &gt; 60 mm, Time to read card: &lt; 100 ms Power supply mode: electricity 5 v with USB port