ID-T557 White Card, compatible with access control systems, elevator systems, attendance systems, parking systems, and identity recognition applications. Equipped with T5577 chip, supports repeated erasing and rewriting. Stable and fast read/write performance, widely compatible with standard 125KHz readers. Made from high-quality PVC material, durable and flexible. High-sensitivity chip with reading distance of up to 2–10 cm. Long-lasting durability, waterproof, wear-resistant, and anti-interference for reliable use. Product Name: ID-T557 White Card Chip Type: T5577 Reading Distance: 2–10 cm Operating Frequency: 125 KHz Data Retention: More than 10 years Write/erase Cycles: Up to 100,000 times Applications: Identity verification, attendance systems, access control systems, financial identification Note: Products from different batches may vary slightly in appearance, color, or printing; this does not affect functionality. Color: White Material: PVC Dimensions: 8.55 x 5.4 x 0.08 cm Package Includes: 10 x Smart Access Cards Note: The package includes only the items listed. Other accessories are not included. Due to lighting effects and monitor settings, the actual color may vary slightly from the image. Measurement tolerance: ±1–3 cm.