CircuitMess NASA Artemis Watch 2.0 is a programmable, NASA-themed smartwatch based on an ESP32-S3 WiFi and Bluetooth module ...

In this video I'm using the Reyax RYRR30D NFC module to create a system that logs records to a Notion Database. The RYRR30D ...

Jeff Carlson writes about mobile technology for CNET. He is also the author of dozens of how-to books covering a wide spectrum ranging from Apple devices and cameras to photo editing software and ...

Best eSIM Providers (2026): Ultimate Guide to Choosing the Right Plan Best eSIM for UK Travelers: Our Top Five Picks Compared The best eSIM for UK tourists allows for swift 4G and 5G coverage to stay ...

With everything that our smartphones can now do, a good majority of us rarely use one for its intended purpose, which is making phone calls over a cellular network. Yet, a SIM card is one of the first ...

SIM cards, the small slips of plastic that have held your mobile subscriber information since time immemorial, are on the verge of extinction. In an effort to save space for other components, device ...

As a technology, eSIM has been around for a decade now. However, global eSIM adoption was around 3% last year and will only cross 5% this year. Despite these figures, analysts, eSIM-providing startups ...

iPhone 17 and iPhone Air include a hidden travel tool that you’re probably not using. eSIM technology built into modern iPhones transforms your device into a versatile solution for staying connected ...

China Unicom has opened pre-registration for its eSIM service, attracting strong public interest with more than 39,000 users signing up so far. Users can register through a dedicated page accessible ...

Gregory Gundelfinger is the founder and CEO of Telna, helping service providers redefine global connectivity through advances in eSIM tech. For years, mobile network operators (MNOs) have missed out ...