HERNAS 100pcs Rewritable UID Smart Cards, Mi-Fare 1K S50 RFID Cards, White, 13.56MHz PVC Blank Cards for Access Control System, Block 0 Sector, Comply ISO 14443A

• 1. Fully compatible to MI-FARE Classic 1K,4-byte UID, 1024 bytes memory, organized in 16 sectors of 4 blocks, compliant to ISO/IEC 14443A protocal.
• 2. Support read, write and reprogram, over 100, 000 rewrite times. Can clone 13.56MHz IC card, can NOT copy 125KHz cards.
• 3. Each card with a unique encrypted ID number, card data can be reprogrammed.
• 4. Suitable for 13.56MHz card reader and reading distance is 0-10cm (0-4inch).
• 5. Working frequency is 13.56MHz. Compatible with all kinds of 13.56MHz RFID products and door access control system.

Product Parameters Chip: UID Material: PVC Frequency: 13.56MHz Material: High quality ABS Operation frequency: 13.56MHz Read and rewrite key tags Compatible with all Door Entry system Reading distance: 0-10cm (Depending on the reader's design,environment and application) Working temperature: -40 °C~ 65 °C / -40℉~ 149℉ Read/write Times: 100000 times Size: Same size as bank card. Product Description 1. High quality RFID cards proximity door control access. 2. Each card without a unique ID number 3. Suitable for 13.56MHz card reader and reading distance is 0-10cm. 4. Widely used at apartment, office, park and other places. 5. 100% brand new and high quality. 6. Read, Writable and Rewrite. Waterproof 7. Can copy write mi-fare 1k key card