Descripción
The EM4450/EM4550 is an RFID chip based on 125 kHz CMOS technology. Unlike basic RFID cards, this model features read/write capabilities, making it ideal for systems requiring frequent card data updates, such as membership cards, hotel cards, or gas card systems.
It supports multiple data encoding formats, including Manchester encoding, biphasic encoding, and PSK encoding, ensuring seamless integration with various existing RFID infrastructures. The EM4450/EM4550 utilizes low-power CMOS technology, providing stable performance and a longer lifespan even under frequent use.
Key Features
- 125 kHz operating frequency with read/write capabilities for dynamic data storage.
- Supports Manchester encoding, biphasic encoding, and PSK encoding, ensuring system interoperability.
- CMOS design for low power consumption and good signal stability.
- Compatible with full-board card printers, supporting customized branding and variable data printing.
- Multiple material options are available: PVC is suitable for general purposes; PET and PET-G offer enhanced flexibility and environmental durability; PC is heat- and abrasion-resistant.
- The standard CR80 card size (86 × 54 mm) is compatible with most ID card systems and card accessories.
- Custom printing and coding services are available for bulk orders.






