RFID NFC Rewritable card EM4305

Product Description

The EM4305 re-writable RFID card operates at a frequency of 125 kHz and supports both reading and writing of data using a compatible RFID reader. It is a passive card, powered by the electromagnetic field of the reader, ideal for applications such as access control, identification, time tracking, or automation. Its reprogrammable memory offers flexibility for customized projects.

WARNING: This card is not compatible with the NFC standard!

Technical Details

• Chip: EM4305
• Operating frequency: 125 kHz
• Type: passive, re-writable
• Memory: 512 bits (16 x 32 bits)
• UID: 32 bits (unique identifier)
• Encoding: Manchester / Bi-phase
• Password protection for read/write operations
• Compliance: ISO 11784 / 11785
• Color: white
• Dimensions: 54 x 86 mm (credit card format)
• Reading distance: up to a few cm (depending on reader)

Package Content

• 1x EM4305 re-writable RFID card – 125 kHz