精品视频国产,人妻夜夜操,五月天激情国产综合,亚洲另类网

Reader Cards

Reader Cards

【Product profile】

Most libraries use various borrowing cards or reader cards (hereinafter referred to as reader cards) to manage incoming readers. Readers use reader cards to provide all library services, such as borrowing, returning, renewing, etc. In some libraries with access control systems, readers must have this document to enter the library.

【Features】

  • Working frequency: 13.56MHz.

  • Effective usage times:>100000 times.

  • This product has a unique seating number (UID) that cannot be rewritten.

  • The layout can be printed according to the requirements.

  • The product is a passive tag that activates the tag chip through wireless induction of the reader to perform data reading and writing operations.

  • This product has a unique non rewritable seat number (UD), anti-collision mechanism, supports multi card operation: no power supply, comes with an antenna, contains encrypted control logic and communication logic circuits.

  • The tag of the reader card contains a memory, and the information stored in it can be read and written repeatedly.