RFID2 Unit Chip | Enhanced RFID Capabilities: Powered by the WS1850S chip, RFID2 supports reading, writing, recognition, and authorization of RF cards, operating at 13.56 MHz for seamless contactless data exchange. Fast and Efficient Communication: Supports I2C data rates of up to 3400 Kbit/s in high-speed mode, ensuring rapid data transfer and improved system responsiveness. Multiple Protocol Support: Compatible with ISO14443A, making it a versatile choice for RFID applications. Compact Design: Measuring just 48 × 24 × 8 mm with mounting holes, RFID2 is compact yet robust, ideal for integration into smart devices and systems. Wide Range of Applications: Ideal for smart home access control, vehicle management, smart transportation, and smart bookshelf systems, RFID2 is designed to meet diverse identification and verification needs with reliable performance. Operating frequency: 13.56 MHz I2C data rate: Fast mode: up to 400 Kbit/s; High-speed mode: up to 3400 Kbit/s Receiver buffer: 64 bytes Supported protocols: ISO14443A Working temperature: -20°C to +85°C Data storage retention: 10 years Reading distance: Up to 20 mm Development platform support: UIFlow (Blockly, Python) Mounting: 2x mounting holes Applications: - Smart home access control system - Vehicle management - Smart transportation - Smart bookshelf Note: Installation guide not included. Professional installation is recommended. Please verify specifications carefully before purchase to ensure compatibility. Product design and appearance may vary slightly between batches due to ongoing improvements. Such variations do not affect functionality. Color: As shown in product image Material: ABS Package Contents: 1 × RFID Unit Note: Only the above items are included. Other accessories or products shown in images are not included. Note: Lighting conditions and display settings may cause slight color variation between the product image and the physical item.