10pcs IC ID Cards Readable Writable Double Frequency Multifunctional Door Access ID Keyfobs for

Feature: 1. Sensitive Sensing: Our IC ID cards are designed with highly sensitive sensing technology, ensuring quick and accurate access. They are watertight, long lasting, shock proof, and dust proof. 2. Double Frequency Compatibility: Equipped with double frequency capabilities, each IC ID keyfob supports both 125kHz and 13.56MHz access control systems. This ensures compatibility with a wide range of security systems. 3. Readable and Writable: The IC ID keyfobs are designed to be both readable and writable. Moreover, their manipulation is efficient as they require no external power source. Sector block 0 which can be changed and 125khz keyfobs could be copied arbitrarily. 4. Efficiency Enhancement: These IC ID cards significantly enhance access management efficiency and security by replacing traditional keys or password systems. The compact and elegant design of these keyfobs allows for easy portability and practical usage. 5. Wide Application: Access control, hotel locks, employee time and attendance, campus access, membership management, payment control, identification and security systems, parking lot entrances, social security management, transportation, municipal and auxiliary services. Specification: Item Type: IC ID Cards Keyfobs Material: ABS Weight: Approx. 58g / 2oz Product Size: Approx. 45x30mm / 1.77x1.18in Frequency: Compatible with 125khz and 13.56mhz. Package List: 10 x IC ID Cards