RFID Dual Frequency Key Fob

RFID Dual Frequency Key Fob

RFID key fob is also named RFID keychain, electronic key fob. It is combined of ABS house, chip and antenna. This model key fob can laser engrave or paint chip code on one side, which can save time for checking each key fob holder’s ID code, greatly improves management efficiency. Proudtek is...

Product Details

      RFID Dual Frequency Key Fob TK4100 and Mifare 1K Combined Key Tag

A fob, or more commonly called a key fob, is a small security hardware device with built-in authentication used to control and secure access to network services and data. 

KF006 key fob is with comparably bigger house than normal key fobs. It can be placed with two antennas and two chip, which enable this model keyfob to work with dual frequency like 125Khz+13.56MHz. 

The special square area is ready for printing ID number or series number for easy management.

We accept the OEM manufacturing of RFID smart key fob.



1. Small size, light weight, convenient to carry with

2. Two metal rings, can hang with keys

3. Various color and shape choice, fashionable accessory

4. Great shock-proof ability. Falling from more than ten meters’ high building, it can open door normally.

RFID KEYFOB KF006-水印.jpg


MaterialABS and metal
ColorRed,   Blue, Orange, Yellow, Gray, white, or customized
ChipTK4100,   EM4200, ATA5577, Mifare S50, Mifare S70, FM11RF08, Desfire 2k, 4k, 8k, iCode,   Ultralight, Alien H3, Monza4, etc.
Reading distance 2-10cm,   depends on reader
ProtocalISO   1443, ISO15963
Working temperature-40ºC-70ºC
Packing100pcs/polybag,   20bags/carton




RFID fob is very commonly used as apartment key fob, since it is cheap and easy to carry.

Apartment key fobs are also convenient for residential property management on access control, to guarantee the residential area security. Once some apartment’s fob is lost, it can be duplicated easily.

Compared with traditional keys, RFID fobs are a good carrier of advertisement. On most key fobs, there are space for printing logo, slogan or picture. The business owners can personalize their own design onto the key fobs as promotion.

Packing and delivery                                                                                                                 


No. 1 How can i get the sample to test?
The free sample can be send to you test if we have stock.
We will charge appropriate cost for customized sample.

No. 2 What chip should I use? And Inlay?
We have LF, HF and UHF chips with various memory and reading distance.
If you are not sure, please inform our sales with project details. 
Here are some commonly used chips and inlays for your reference:
1. LF (0-5cm): TK4100 (64 Bit), HitagS256 (256 Bit), EM4305 (512 Bit).
2. HF (0-15cm): N213 (144 Byte), F08 (1K Byte), IC SLIX (128 Byte).
3. UHF (1-10m): H3 (96 Bit), H4 (96 Bit), Monza 4D ( 128 Bit).
4. Inlay: H3 9654, H4 9762, M4QT, M4E.
Chips are then mounted on different inlays (Antenna etched on PET layer) for achieving
different reading distance and angles. Our sales will provide you the most suited inlay if not specified.

NO.3 Payment terms?
We accept Western Union, TT, Paypal. Paypal is just accepted for small amount.

NO.4 What shipping way is adopted?
By Express, Air, Sea. Depends on clients' specific requirements and order quantity.

NO.5 May I visit your company during my order production?
Of course. Welcome to visit our factory!  


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