This card as normal work of the IC card, contactless card reader 1 k S50 standards. Only sector 0 zero serial number/chip manufacturers (UID) can be programmed to any place you want to UID.
Products are as follows:
UID card block 1 and 0 (UID) can be edited.
2 blocks 0 directly with normal non-contact card reader to read and write equipment modification, don’t need special equipment.
3, the default password 12 F, FFFFFFFFFFFF