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Jakcom R4 NFC Smart Ring Electronic Mobile Phone Accessories Compatible with Android iOS Smartring Smart Watch,12

DealMonster

September 15, 2021

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Price: $71.99
(as of Sep 16, 2021 03:12:53 UTC – Details)

Carrier frequency: 13.56MHZ, 125KHZ
RF distance: 1 ~ 3cm
IC module type: UID
ID module type: T557 7
NFC module type: Ntag213
Host material: ceramic
Protection level: IP68
Operating temperature range: -50 degrees ~ +80 degrees

2. The new flagship of the smart ring, the R4 fourth-generation smart ring is equipped with multiple sets of RFID chip modules, which can simulate four non-contact sensor cards at the same time, once again becoming a new flagship product leading the industry. The unique NFC cloud service can run many of its built-in characteristic cloud services through the upper and lower two sets of NFC modules. It can be used directly without installing an APP, and is suitable for both Android and iOS platfor
3. Microcrystalline zirconium ceramic body, the pole-controller R4 is made of microcrystalline zirconium ceramic, with excellent refractive index and dispersion performance, so that the whole body emits a unique round luster. Each body of the marathon process needs to forge the blank for 2 days, sinter it in a high temperature furnace at 1 400°C for 5 days, and then go through tens of thousands of CNC polishing experience, polishing and coating and other post-processes, which lasted 35 days in t
4. The virtual incoming electrode controller R4 can quickly trigger real timed incoming calls on any mobile phone. The scene notification controller R4 can quickly trigger multiple preset notifications on any mobile phone. Supercontroller R4 can quickly open the exclusive sticky notes of the corresponding chip on any mobile phone. Information sharing Supercontroller R4 can share a variety of cloud information with one click, such as: encrypted text, electronic business cards, website pages, and
5. Waterproof and dustproof extreme controller R4 has IP68 waterproof and dustproof grade, which can meet the application requirements of various environments. The R4 is driven by the wireless power of the reading and writing device, no need to charge, no need to worry about battery life, it is a good partner that can accompany you day and night.