UID changeable wristband block 0 writable 13.56mhz mf1 s50 1K bracelet (pack of 10)

Regular price $29.98


  • For professional use only, you need to know how to use it and what kind of device it is compatible with. This kind of wristband should work with special device and the changeable UID software. When you are not sure whether it is the right product for you, please contact us before order.
  • Can't support some encrypted access control, such as HID, Cobra, APCiK etc


  • 0 Sector 0 block can be modified
  • UID Changeable  MF 1K S50 Smart IC wristband 
  • RFID 13.56MHz ISO14443A Induction
  • This wristband  works the same as normal MF wristband 
  • Works exactly like the MF S50, with 16 Sectors and 4 Blocks each Sector, but the Sector 0 Block 0 known as Manufacturers Block where the Chip UID is stored, can be re programmed to any UID you wish.
  • You need to use the professional software and card reader to modify and copy UID of the card.If you have not  professional software,and card reader. Please do not buy if you can't understand words above!
  • Popular applications: Loyalty / Ticketing / Identification / Access Control


  • This is a perfect solution for a lost irreplaceable MF wristband  ID, you don't need to re-enroll new cards. Just program this new MF 1K's
  • UID to the UID of lost card then you have a new Exactly the same card.
  • Features:
  • User definable access conditions & password for each memory block
  • Organized in 16 sector with 4 blocks of 16 bytes each (one block consists of 16 byte)
  • Specifications:
  • Frequency: 13.56 MHz
  • Protocol: ISO14443A
  • Capacity: 1K bytes EEPROM memory  
  • Rewrite Times: 100,000 times
  • Read Distance: 0-10cm (Depends on the R/W device)
  • Material: PVC
  • Card Dimensions: 85x54x0.9 mm
Package included: 10pcs UID wristbands 13.56mhz MF1 S50


Payment policy  

  • Payment way: Paypal
  • Please pay the money within 3 days after the auction ended.
  • We are not responsible for custom duties and related taxes.
  • 24 hours technician support and online service,Closely follow up the cargos until arrived.


For shipping : 


1. Our shipping rates include the cost of shipping, handling, packaging and related manpower costs.

2. To USA,We will use Epacket shipping,it takes about 5~10 working days to USA.All the other item will be shipped by Airmail post within 3 business days, It takes approximately 8-19 workdays (CA, AU, UK, EU). other country 15-35 workdays.

3. All items will be shipped to buy's address in the order.if you need to ship to other address,please contact with us.

4. We are not responsible for wrong or undeliverable address. We reserve the right to charge the shipping fee again for returned items due to wrong address.

Return policy:

  1. Our goal is providing our client 100% satisfaction.
  2. 7 Days Money Back Guarantee and Full One Year Limited Warranty from the date of original purchase.
  3. We accept the returns unused / untested condition with orignal packaging. Buyer has the responsibility to send it back by recorded delivery with his own expense.
  4. For more questions,please contact with us.