5YOA 10PCS UID 13.56Mhz RFID Token Copy Keykobs Changeable Attendance Management Clone Keychain Tag For Mif 1k S50 Writable

UID Changeable 1k 13.56mhz KeyUID works the same as the normal IC cards, for Mif 1K S50 standard. Only the Sector 0 Block Zero which is known as the Serial Number/Manufacturers Block(Chip UID) could be programmed to any UID you want.Note: Android MCT or any phone won't work with UID1, UID card block 0 (UID's block) can be modified arbitrarily.2, block 0 directly with normal mif read-write device modification.3, card of the default password for 12 F,FFFFFFFFFFFF