Working frequency 125KHz13.56 MHz, supports ICID dual frequency replication, supports NFC tags.Read and write regular 125KHz RFID card 1. Place the card on the card reader and press Read EMID in the software to scan the card. 2. The software will scan and display the card number. 3. Place a writable 125KHz writable chip on the card reader and press Write EMID in the software.Read and write 13.56MHz IC, IC half encryption card, IC full encryption card 1. Place the card on the card reader, press Read in the software to start decryption. 2. indicates successful decryption, andindicates failure. 3. After decryption is complete, the software displays the card number. 4. Place a writable 13.56MHz writable chip on the card reader and press Write TypeA in the software.Efficient highspeed USB 1.2 meter long USB transmission line connected to the device, responds immediately, no driver needed, read the card number quickly.Hardware interface USBCompatible devices Personal computerColor BlackMaterial ABSPackage contents1Card reader1USB cable3IC card3UID key fobOnly the above package contents, other products are not included.Note Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowable measurement error is13cm.