While the best unlocked phones almost certainly support GSM carriers like AT&T and T-Mobile, it’s best to look for devices that work with all the major U.S. providers, including Verizon.

The FCC wants to unlock all phones in the US within 60 days of activation, but AT&T and T-Mobile unsurprisingly object to the ...

(Google Translate from French) The phone uses an ESP32 at its core, with a SIM800L GSM modem to interact with the cell network, including retrieving the system time. A small battery is included as ...

(1) A cellphone that operates on any cellular carrier's network that supports the same air interface (GSM or CDMA) and frequency bands built into the device. See SIM card, SIM lock, jailbreaking ...

Over on Hackaday.io, [bobricius] took this technology and designed something great. It’s a GSM cell phone with a case made out of FR4. It’s beautiful, and if you’re ever in need of a ...

if you're thinking about bringing over a device that works on AT&T or T-Mobile (GSM networks), it may not be compatible. Most unlocked phones in 2022, however, do in fact support both GSM and CDMA ...

If you were ever intrigued by how criminals unlocked your smartphone after its theft, the iServer network was the answer in ...

Lucky enough, she remembered the passcode and, after entering it, the phone unlocked. In the video, she explained why she ...

but in this category you’re better off buying an unlocked budget Android phone separately. T-Mobile’s prepaid subsidiary can seem like an afterthought, with some plans costing notably more ...

The FCC's proposed change would allow unlocks after 60 days, which is facing resistance from carriers. T-Mobile argues this ...

The Galaxy Z Fold 6 is Samsung's best folding phone yet. It's thinner and lighter than previous iterations, has a more durable design, and comes with genuinely useful Galaxy AI features. Both ...