Description
This blank RFID tag is intended for authorised security assessments, access-control research and training where a compatible test credential is required. The iCopy-X manufacturer lists M1-4b (L1) among its supported writable card types and identifies MIFARE 1K S50 4-byte cards as supported.
Key features
- MIFARE Classic® 1K 4-byte compatible format
- Gen1, also described as a Magic Card
- Designed for use with compatible iCopy-X equipment
- White and supplied without printing
- Suitable for controlled lab work, authorised testing and security education
Technical details
- iCopy-X reference: M1-4b (L1)
- 13.56 MHz HF RFID category, consistent with the manufacturer’s published MIFARE Classic 1K 4-byte support
- 1K 4-byte compatible MIFARE Classic® format
Compatibility and setup
The manufacturer’s documentation lists M1-4b-L1 as a supported writable card type for iCopy-X equipment. Use it only with compatible hardware and within an authorised test environment. No host operating system, firmware version or additional accessory has been confirmed in the manufacturer information reviewed.
Buying in the UK and EU
RedKit Labs offers product pricing in GBP, EUR or USD, with VAT handled at checkout. Use RFID credentials only with permission from the system owner and review applicable data-protection, access-control and radio-equipment requirements before deployment.





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