This is an Asiali brand transparent card product. The main features and parameters are as follows: The chip model is 5577/5200, which is a read-write chip. The storage capacity is 330 bits. The operating frequency is 125KHz, which is a low-frequency radio frequency card. The reading and writing distance is 2.5-10 cm. Read and write times are 1-2 milliseconds. Operating temperature range is -20C to 85C. The number of erases and writes is greater than 100,000 times. Data retention time is more than 10 years. Complies with ISO 14443 and ISO 10536 standards. Mainly used in scenarios such as water meter prepayment, campus card, bus stored value card, highway toll collection, parking lot and community management. The sensing distance is 0.8 cm and the specification is 85.55-40.8 mm. The packaging material is PVC, PET or 0.13mm copper card. The production process is ultrasonic automatic wire planting/automatic welding. This is a low-frequency radio frequency card product that can be copied, read and written. It has a large storage capacity and a long service life, and is suitable for application scenarios such as access control, parking, and attendance.