Our RFID key copying service provides duplicate keys. The key image below is provided for your ease of identification of your key, and CloneMyKey is not affiliated with, or endorsed/sponsored by, the original key provider.

Copying & Cloning Services For

Mifare® Classic® 4k

Mifare® uses smart card technology to allow fast and secure data transmissions. Mifare® comes in a variety of formats and data sizes. This technology has wide spread use across Europe and is starting to be implemented in systems within the United States.

The color of this key fob is important. If your key fob is red, black, or green, please see here.

Due to the complexity of this key, our mail-in service is the only option available. Our mail-in service offers a fast 2-day turnaround with most orders being processed the same day. For an overview of our turnaround time, click here.

$47.49 Single Key

$35.62 Bulk Price

Bulk discounting starts when you purchase just 2 keys

Copying Options

Technical Specs

Not Your Key?

Cloning & Copying Options

Snap N’ Send™

Simply submit a photo of your key. Receive copies in as little as 1 business day after checkout.

NOT AVAILABLE

Mail In Service

You will receive instructions to mail your key to our office. Turnaround can be less than 2 business days.

  • Success Rate 45% 45%

Retail Service

Find a CloneMyKey® Express Location or certified retailer to copy your key. Service Coming Soon.

COMING SOON

Snap N’ Send™

Simply submit a photo of your key. Receive copies in as little as 1 business day after checkout.

NOT AVAILABLE

Mail In Service

You will receive instructions to mail your key to our office. Turnaround can be less than 2 business days.

  • Success Rate 45% 45%

Retail Service

Find a CloneMyKey® Express Location or certified retailer to copy your key. Service Coming Soon.

COMING SOON

Mifare® Classic® 4K Key Fob Details

Manufacture: NXP Semiconductors
Alternative Names: N/A
Format: Mifare® Classic® 4K (4-byte UID)
Technology: Radio Frequency Identification (RFID) using High Frequency Data Transfer
Key Type: High Frequency Contactless/Proximity Key Fob
Dimensions
: 1.38″ x 1.77″ x 0.20″
Weight
: 0.20 oz (5.7g)
Material: ABS Plastic
Antenna Size: Large
Antenna Shape: Round
ModulationISO/IEC 14443 Type A
Interface: ISO/IEC 14443 Type A
Typical Range: Less than 6 inches
Bit Length: N/A
Facility Code Range: None
Storage Capacity: 4K (4096 bytes) divided into 40 sectors
Encryption: Crypto1, AES/3DES (up to 80 unique encryption keys)
Security: High Security (Class F)

*Snap N’ Send service requires pre-approval through web-based application. Once approved, customers will be provided access to complete the checkout process.

Due to forgeries, non-production models & other unforeseen factors there is always a small possibility that a key may not be duplicatable. All success rate percentages displayed are the result of data collected from the previous 12 months of operation to the end of the last completed calendar month.

All trademarks and registered trademarks are the property of their respective owners. CloneMyKey.com®, LLC has no affiliation with manufactures of formats and brands listed above.