Smart NFC Ring

High-tech meets style – the smart ring for everyday life and business.

The JAKCOM R4 NFC Smart Ring is the new flagship among NFC rings: made of robust zirconium ceramic, with RFID/IC/ID card simulation, cloud capabilities, and completely charge-free – ideal for access control, mobile automation, and stylish technology enthusiasts.

Top features at a glance:

• 🔐 Multichip simulation (IC/ID/NFC): Supports 13.56 MHz & 125 kHz – replaces access cards, parking cards, elevator cards and much more
• 📶 Improved range: 3x transmission power thanks to new chip architecture – for stable compatibility with readers.
• 📲 NFC cloud services: Triggers for calls, messages, notes & web links – without app installation, directly on Android & iOS.
• 💧 IP68 waterproof & dustproof: Suitable for everyday use & robust – ideal for sports, office, leisure and on the go.
• 🔋 100% passive – never charge: The ring uses electromagnetic fields from readers – no battery, no charging required.
• 💎 Premium design: Made of micro-crystalline zirconium ceramic – extremely scratch-resistant, lightweight, elegant & comfortable to wear.

Technical data:

• Material: Ceramic (micro-zirconium)
• Chip types:
  • NFC: NTAG213
  • ID: T5577
  • IC: UID
• Frequencies: 13.56 MHz / 125 kHz
• Range: 1–3 cm
• Sizes: Various ring sizes (measuring aid included)
• Water/dust protection: IP68
• Operating temperature: –50 °C to 80 °C
• Platforms: Android & iOS (limited functionality on iPhone)

Application examples:
✔ Access control (doors, parking, elevators)
✔ Share business cards & contact details
✔ Automatically launch apps, websites, files
✔ Emergency calls & messages
✔ Personal security & scenario management
✔ Gift idea for tech fans, gamers & frequent travelers

Application:

Ideal for style-conscious women and men who are looking for an elegant and functional solution for everyday use and special occasions.

🔗 Download ring size chart

Instructions for using our product:

Video tutorial :

https://www.youtube.com/shorts/afT-qNrJnj4

The content shown in the video serves solely as an example and is intended solely to illustrate the product or its application. It is not intended for any other purpose.

Written operating instructions:

Download the user manual for iOS devices

Download user manual for Android devices