• smart ring
  • smart ring
  • smart ring
  • smart ring
  • smart ring
  • smart ring
  • smart ring
  • smart ring
  • smart ring

Smart finger ring

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$18.00 piece
1000items available

Product Tag:

smart ring


Product sizes: US standard size 8, 9, 10, 11, 12

Carrier frequency: 13.56MHz, 125kHz

RF distance: 1 ~ 3cm

IC module type: CUID

ID module type: T5577

NFC module type: Ntag213

Ring material: Ceramics

Protection grade: IP68

Operating temperature range: -50℃-80℃


[Product introduction]

JAKCOM R4 is a multifunctional RFID finger ring,

The built-in IC and ID modules can take the place of Access card, Parking card, Membership card, Shopping card and other RFID cards;

The built-in NFC module can realize Virtual call, Scene notification, Business card sharing, Memo sharing and other featured cloud services.


[Feature introduction]

JAKCOM R4 Smart Ring

IC / ID / NFC card simulation | iOS Android dual platform Cloud Application

Micro-crystal Zr ceramics

JAKCOM R4 whole body is entirely made of micro-crystal Zr ceramics.

With excellent refractive index and chromatic dispersion, the device emits unique rounded luster.


Marathon process

Each ring needs to undergo forging for 2 days, sintering in a 1400 furnace for 5 days, thousand times of CNC polishing, coating and other post-procedures.

It takes 35 days to present the ring in front of you.


Nano feature

By virtue of the low thermal conductivity of Micro-crystal Zr ceramics, JAKCOM R4 has a gentle touch sense as jade.

Possess 4 times the hardness of aluminum alloy, calmly deal with all kinds of scratches in daily life.


New flagship of smart ring

JAKCOM R4 is the fourth generation smart ring,

it carries with multiple sets of RFID chip modules.

And is capable of simulating four contactless RFID cards.

Once again, it becomes a new flagship product.


Brand new design, brand new breakthrough

The newly designed circuit structure has greatly reduced the electric field disturbance between the modules.

Compared with the previous generation of products, it has increased the transmit-receive distance by three times, and can be easily compatible with a variety of card reading devices.


Multi-frequency bands and multi-standards

From 125KHz to 13.56MHz, JAKCOM R4 can simulate encrypted IC cards or ID cards in a variety of formats,

help you to effectively deal with all-fields card swiping scenes.


Personal access card / Public access card

Elevator card / Parking card

Time card / Medical card

Shopping card / Gas filling card

Transportation card / Car key

Membership card / Customized card


NFC cloud services flying its own colors

The built-in featured cloud services can be respectively started through the two sets of NFC modules

It can be used directly without APP installation and is Applicable to Android and iOS dual platforms.


Virtual call

JAKCOM R4 can quickly trigger a timed call on any mobile phone.

Creating a proper reason for departure

Avoiding to be embarrassed for exit


Scene notification

JAKCOM R4 can quickly trigger multiple preset notifications on any mobile phone,

Save worry and make your family relieved at busy moments

Provide additional guarantee with the messages at critical moments


Hand-writing notepad

JAKCOM R4 can quickly open the dedicated notepad corresponding to the chip on any mobile phone.


Independent of fixed phone or APP,

safe, fast and login free, easy on the trigger of editing and sharing.


Information sharing

JAKCOM R4 can share various cloud information, e.g.,

encrypted text, business card, web pages, network disk files.

Endow each encounter with full of color.

Leave deep impression on each courteous reception.


Continuously updated fingertip intelligent device 

JAKCOM development team continues to update more special functions for R4 Smart Ring, and will update your device synchronously.


Waterproof and dust-proof

The dust-proof waterproof level of JAKCOM R4 is IP68, and it can meet the application requirements of various environments.


No need to charge

JAKCOM R4 is driven by the radio energy of the read-write equipment.

Charging is not needed. No need to worry about the battery life. It can accompany with you in every single day.


Size selection

Standard US size, 8, 9, 10, 11, 12

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