[ENHANCED SECURITY] Prevent theft, fraud, data loss, and privacy breaches with our 125kHz RFID readable access card. RFID tags found in many banks and ID cards can be scanned by thieves, but our sleeves provide a protective security barrier, blocking the RFID chip signal. [RFID BARRIER MATERIAL] Our access control card is made of high-quality PVC material, effectively blocking any scanning attempts. The wear-resistant plastic case is splash-proof, safeguarding your card from damage in wallets or bags. [SLIM DESIGN] Tailored for personal cards, our contactless RFID proximity smart cards easily fit into wallets or purses without adding unnecessary bulk. [PRIVACY Each smart proximity card has a unique 10-digit ID number, ensuring read-only access and preventing rewriting. Compatible with EM4100, it does not support certain encrypted access controls like COBRA, APCIK, etc. [WIDE APPLICATION] Our smart RFID ID card is widely applicable to access control attendance, membership management, ID cards, e-passports, vending machines, parking lots, and more. It is compatible with standard ID access devices or readers, offering a lightweight and solution., Weight: 1.1 Pounds, Manufacturer: Dioche