Key Features of UID 13.56MHz Card Access Control Block 0 Sector Writable IC Card
High-frequency 13.56MHz RFID technology ensures fast and reliable contactless data transmission for seamless access control. Premium 1K S50 chip with writable Block 0 sector allows flexible UID cloning and keyfob customization, ideal for security upgrades or system integration. Durable ABS construction with smooth edges and compact keyfob design ensures long-term usability in high-traffic environments. Widely compatible with most 13.56MHz RFID readers, perfect for office buildings, hotels, gyms, parking systems, and smart home authentication. Effortless cloning capability lets users duplicate existing cards without specialized equipment, saving time and replacement costs. Bulk order discounts available—optimize your access control infrastructure with cost-effective, high-performance RFID solutions.