Product Features:
1. The Jakcom R4 is entirely made of microcrystalline zirconium ceramics, which is resistant to all kinds of scratches.Protection class: IP68
2. Jakcom R4 has multiple sets of RFID chip modules, which can simulate 4 contactless RFID cards at the same time.
IC card*1
ID card*1
NFC card*1
Access Card
parking card
membership card
Consumer cards and other radio frequency cards
3. Jakcom R4 can run different functions or share different information on Android and IOS platforms through two sets of NFC modules, such as:
Virtual call (quick trigger live call)
Scenario notifications (quickly trigger multiple preset notifications)
Location notifications for quick sharing
Featured cloud services such as note sharing.
Memo Sharing Business Card Sharing ETC..
About Size: Please refer to the bottom ”Size Selection” picture.
JAKCOM R4 Smart Ring
The IC and ID card functions can be added by the card issuer, and can be copied by the copying machine.
size chart
|
US |
UK |
Japan |
Germany |
France |
Switzerland |
China |
perimeter(mm) |
diameter(mm) |
|
8 |
Q |
16 |
18 |
56.5 |
16.5 |
16 |
56.9 |
18.1 |
|
9 |
S |
18 |
19 |
59 |
19 |
18 |
59.5 |
18.9 |
|
10 |
T1/2 |
20 |
20 |
61.5 |
21.5 |
20 |
62.1 |
19.8 |
|
11 |
V1/2 |
23 |
20.75 |
64 |
24 |
23 |
64.6 |
20.6 |
|
12 |
Y |
25 |
21.25 |
66.5 |
27.5 |
25 |
67.2 |
21.4 |
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