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Description: 1. The 125kHz EM4100 RFID Card Read Module is a versatile and high-performance radio-frequency identification (RFID) reader designed for contactless data transfer with 125kHz RFID cards and tags. 2. It supports various encoding types, including Mifare Classic, Mifare Ultralight, and ISO 14443 A/B, ensuring compatibility with a wide range of RFID cards. 3. This module boasts an impressive read range of up to 7 inches (18 cm), making it suitable for various applications that require contactless data transfer at a reasonable distance. 4. The EM4100 features a simple and modular design, allowing easy integration with microcontrollers and other systems using the provided software libraries or UART, SPI, I2C, or USB interfaces. 5. This RFID reader module features an anti-collision mechanism that enables it to read multiple cards within its range without data corruption, making it suitable for high-density environments. 6. The EM4100 is well known for its fast read and write capabilitie
| Specification | Details |
|---|---|
| Frequency | 125 KHz |
| Communication Type | Analog |
| Interface | TTL (3-5V) open collector |
| Read Distance | Up to 10 cm (4 inches) |
| Read Rate | Up to 1 card per second |
| Card Type | EM4100 compatible with EM100/EM101 |
| Power Requirements | 3.3 - 5V typically 5V DC @ 50 mA |
| Dimensions | Approximately 30mm x 20mm x 8mm |
| Weight | Approximately 10g |
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