We're offering you a R4 NFC Smart Ring for Mobile Devices for £19.99, saving you up to 59% off Phoenix Biz Solutions Limited's's price of £49.24 (correct as of 14.05.2025).

RFID Finger Ring

JAKCOM R4 is a cutting-edge RFID finger ring that combines style with functionality. Made entirely of micro-crystal Zr ceramics, this ring is not only durable but also elegant, able to withstand scratches and everyday wear and tear. With multiple sets of RFID chip modules, JAKCOM R4 can simulate up to 4 contactless RFID cards, making it the perfect replacement for access cards, parking cards, membership cards, shopping cards, and more.

Cloud Services

Equipped with a built-in NFC module, JAKCOM R4 offers a range of featured cloud services that enhance your everyday life. From virtual calls to scene notifications, business card sharing to memo sharing, this smart ring allows you to seamlessly integrate technology into your daily routine. The NFC module enables quick and easy access to various functions and information on both Android and IOS platforms, ensuring compatibility and convenience for all users.

Smart Ring Technology

JAKCOM R4 redefines the way we interact with technology by offering a sleek and innovative solution for everyday tasks. With an RF distance of 1 ~ 3cm, IC module type UID, ID module type T5577, and NFC module type Ntag213, this smart ring is designed to streamline communication and connectivity. Available in standard US sizes #8 (57.1mm), #9 (60mm), #10 (62.8mm), #11 (66mm), and #12 (70mm), JAKCOM R4 is the ultimate accessory for tech-savvy individuals looking to elevate their lifestyle.